Scholar, Speaker, and Facilitator Bios

Updated May 3, 2021

Karen Murphy

Summit Organizer and Lead Facilitator

Karen L. Murphy, Ph.D., is the Director of International Strategy for Facing History and Ourselves. Murphy manages Facing History’s work and the development of partnerships in countries outside the United States and Canada. She is also part of Facing History's senior program and thought leadership teams. She has a special interest in countries emerging from mass violence and/or in transition to democracy and divided societies with identity based conflicts. She has researched, written about, and worked on the ground in several countries, including Bosnia, Colombia, Mexico, Northern Ireland, Rwanda, France, the United States, and South Africa. Murphy has also published journal articles, presented papers, and lectured on the often-neglected role of education in transitional justice processes.

Mara Gregory

Mara Gregory is the Program Manager, International at Facing History and Ourselves. She has assisted with organizing two previous global summits: the 2019 Global Summit on Facing the Violent Past in Stellenbosch, South Africa and the 2018 Global Summit on Democracy and Education in Belfast and Ballycastle, Northern Ireland. She has an M.A. in the history of medicine from the University of Warwick and an A.B. in history from Brown University. She is currently pursuing an M.S. in library and information science with a concentration in archives management at Simmons University.


Karine Duhamel

Holtzmann Family Scholar in Residence

Karine Duhamel is Anishinaabe-Métis and holds a Bachelor of Arts from Mount Allison University, a Bachelor of Education from Lakehead University and a master's degree and PhD in History from the University of Manitoba. Dr. Duhamel served as Director of Research for the historic National Inquiry into Missing and Murdered Indigenous Women and Girls, drafting the Final Report as well as managing its Forensic Document Review Project and Legacy Archive. Dr. Duhamel is now working full time on the National Action Plan that is coming out of the National Inquiry process. Working with Indigenous leadership as well as grassroots groups and family members, she is hoping to assist in promoting justice for MMIWG family members. Karine Duhamel is also an active member of several boards and committees including the International Council of Museums (ICOM) - Canada, the International Council of Archives Experts' Group on Indigenous Matters, the Canadian Historical Association and Facing History and Ourselves.

Karlos K. Hill

Holtzmann Family Scholar in Residence

Dr. Hill is the author of three groundbreaking books: Beyond The Rope: The Impact of Lynching on Black Culture and Memory, The Murder of Emmett Till: A Graphic History, and The 1921 Tulsa Race Massacre: A Photographic History. Dr. Hill founded the Tulsa Race Massacre Oklahoma Teacher’s Institute to support teaching the history of the race massacre to thousands of middle school and high school students. Hill also serves on the boards of the Clara Luper Legacy Committee and the Board of Scholars for Facing History and Ourselves, and is actively engaged on other community initiatives working toward racial reconciliation.

Themba Lonzi

Holtzmann Family Artist in Residence

Themba lives in Gugulethu, a township in Cape Town. He is a musician, actor, community organizer, activist, and a reconciliation practitioner. Themba was a teenager during the years of South African Apartheid, and was present at many protests and marches. He remembers his youth as an angry time where he was forced to grow up very fast and without many options that were not violent. His path towards reconciliation was paved through his work in the arts, where he found a means to channel his anger at first, and later his compassion. Themba has a long relationship with Facing History and Ourselves and has helped facilitate numerous Facing History programs in South Africa for teachers and students.

Martha Minow

Holtzmann Family Scholar in Residence

Martha Minow is the 300th Anniversary University Professor at Harvard Law School. She served as Dean of Harvard Law School between 2009-2017. Minow is an expert in human rights and advocacy for members of racial and religious minorities and for women, children, and persons with disabilities. Minow serves on the Board of Scholars for Facing History and Ourselves.

Pádraig Ó Tuama

Holtzmann Family Poet in Residence

Irish poet and theologian Pádraig Ó Tuama’s work centers around themes of language, power, conflict and religion. He is the author of four books of poetry and prose: Daily Prayer with the Corrymeela Community, In the Shelter, Sorry for your Troubles, and Readings from the Books of Exile. He presents the podcast Poetry Unbound with On Being Studios, where he also has responsibilities in bringing art and theology into public and civic life. From 2014-2019 he was the leader of the Corrymeela Community, Ireland’s oldest peace and reconciliation community. He is based in Ireland.

Susan Neiman

Holtzmann Family Scholar in Residence

Susan Neiman was born in Atlanta, Georgia. She studied philosophy at Harvard and the Freie Universität Berlin, and was professor of philosophy at Yale and Tel Aviv University, before becoming director of the Einstein Forum in 2000. Neiman is the author of eight books which have been translated into many languages, most recently Learning from the Germans: Race and the Memory of Evil. She is the mother of three grown children, and lives in Berlin.

Guest Speakers and Session Facilitators

Hedley Abernethy

Hedley Abernethy grew up in Belfast during the height of the political conflict in Northern Ireland known as the Troubles. A trained youth worker, he has worked with church and para-church youth organisations in Northern Ireland developing and promoting peacebuilding programmes. In 2006, Hedley graduated with an MA in Conflict Transformation from Eastern Mennonite University in Virginia, before going on to work with Catholic Relief Services at its headquarters in Baltimore, Maryland as a Peacebuilding Education Officer. He is currently based back in his native Northern Ireland working for the Corrymeela Community where he manages the organisation’s Legacies of Conflict programmes including its Facing History work with educators. Hedley is completing a PhD research study on reparations for victims of the political conflict in Northern Ireland.

Marjorie Agosín

Marjorie Agosín is a Chilean-American poet, human rights activist, literary scholar and critic. She is Professor of Spanish at Wellesley College. Her work is inspired by the themes of social justice and memorialization of traumatic historical events in the Americas and Europe. She has won several distinguished prizes, including the United Nations Leadership Award for Human Rights and the Dr. Fritz Redlich Global Mental Health and Human Rights Award, given by the Harvard Global Mental Health Trauma and Recovery Program.

Davarian L. Baldwin

Davarian L. Baldwin is the Paul E. Raether Distinguished Professor of American Studies and founding director of the Smart Cities Lab at Trinity College (CT). He is the author of In the Shadow of the Ivory Tower: How Universities are Plundering Our Cities; Chicago’s New Negroes: Modernity, the Great Migration, and Black Urban Life, and co-editor (with Minkah Makalani) of the essay collection Escape From New York! The New Negro Renaissance beyond Harlem. Baldwin serves as a Distinguished Lecturer for the Organization of American Historians and his opinions and commentaries have been featured in numerous outlets from NBC News, PBS, and The History Channel to USAToday, the Washington Post and TIME.

Khari Bowman

Khari Bowman is a cofounder of Students Uniting Memphis. In 2017, these high school students from different schools developed a memorial that marked the 1917 lynching of Ell Persons and educated the larger community about what happened. Ms. Bowman is currently a student at Bryn Mawr College and an intern for the Facing History and Ourselves Marketing and Communications team.

Roger Brooks

Roger Brooks serves as President and CEO of Facing History and Ourselves. Roger joined Facing History in 2014. Under his leadership, the organization launched an ambitious strategic plan to dramatically increase its reach to new audiences and areas. He established a diversity and inclusion program, with emphasis on hiring of diverse candidates and building a world-class workplace culture. Roger came to Facing History following a long and distinguished tenure at Connecticut College as the Elie Wiesel Professor in the department of Religious Studies (1991-2014). An expert in early rabbinic culture, Roger is the author or editor of six books and numerous articles.

Francisco de Roux Rengifo

Francisco De Roux Rengifo, sacerdote jesuita colombiano, es el actual presidente de la Comisión para el Esclarecimiento de la Verdad, la Convivencia y la No Repetición. Realizó estudios en filosofía, teología y economía y obtuvo un Doctorado en Economía en la Universidad de París – Sorbona y el doctorado honoris causa del Consejo Superior de la Universidad Nacional de Colombia. Ha sido mediador de varios espacios en los que logrado sentar en una misma mesa a antiguos enemigos de la guerra y es reconocido, ampliamente, por su trabajo hacia la construcción de paz, la reconciliación y la dignificación de las víctimas del conflicto armado colombiano.

Francisco de Roux Rengifo, a Colombian Jesuit priest, is the current president of the Commission for the Clarification of Truth, Coexistence and Non-Repetition. He studied philosophy, theology and economics and obtained a Doctorate in Economics from the University of Paris - Sorbonne and an honorary doctorate from the Superior Council of the National University of Colombia. He has mediated several spaces in which he managed to bring former enemies of war to the same table and is widely recognized for his work towards peace building, reconciliation, and the dignity of the victims of the armed conflict Colombian.

Max Du Preez

Max du Preez is a South African journalist, author, and documentary filmmaker. He was an anti-apartheid journalist who worked to expose government repression. In 1988, he founded Vrye Weekblad, the first Afrikaans-language, anti-apartheid newspaper that offered alternative policy perspectives from mainstream media and was critical of the government. During the transition, Max covered the South African Truth and Reconciliation Commission on television. His weekly show, Special Assignment, brought the TRC hearings into homes across South Africa. He has written nine highly acclaimed books on South African history and politics including his memoir, Pale Native – Memories of a Renegade Reporter, and Of Warriors, Lovers and Prophets, Of Tricksters, Tyrants and Turncoats. He has received several awards including the Nat Nakasa Award for Courageous Journalism and has been named the Yale Globalist International Journalist. 

Aria Florant

Aria Florant is constantly traversing worlds -- Black and white, grassroots and corporate, ethnic studies and finance – and building bridges in between. Aria is Co-Founder of Liberation Ventures (LV), a new philanthropic and field building organization fueling the US Black-led movement for racial repair. Prior to LV, she served public and social sector clients at McKinsey & Company, and helped develop the McKinsey Institute for Black Economic Mobility. Aria was also an organizer in East Palo Alto, California, focusing on youth development and civic engagement. In 2017, she helped launch the first-ever round of programs at the Obama Foundation. Aria received a BA in Comparative Studies in Race and Ethnicity from Stanford University, an MBA in Management for Social Change from The Wharton School, and an MPA in Management, Leadership, and Decision Sciences from the Harvard Kennedy School.

Heather Frazier

Heather Frazier is an Associate Program Director in the Facing History and Ourselves Chicago Office and leads the Chicago Racial History Neighborhoods Project. She joined Facing History in 2007 in Denver, CO. Previously she taught high school history; she earned her M.A. in African American and African Studies from Ohio State University.

Marguerite Graff

Diplômée d’HEC, Marguerite Graff a d’abord travaillé dans le conseil en stratégie et l’événementiel. Depuis 2000, pour être au plus près de la jeunesse et après une agrégation de Géographie, elle enseigne l’Histoire-Géographie et l’Education morale et civique. Pendant dix ans dans un collège REP+ puis au lycée Auguste Renoir à Asnières en région parisienne, elle teste avec ses collègues des projets innovants et faiseurs de sens pour ses élèves. La rencontre avec l’association Facing History en 2019 a conforté sa conviction que l’école est le lieu du débat possible et celui où les valeurs de la république doivent être vivantes.

Christophe Guérard

Christophe Guérard est actuellement le référent pour Réseau Canopé Ile de France du projet « Territoires Numériques Educatifs ». Précédemment, il assurait la coordination de la formation de Réseau Canopé Centre Val de Loire (Orléans-Tours). Il a dirigé plusieurs collèges, lycées et lycées professionnels dans les académies de Toulouse et de Bordeaux, ainsi que le lycée français de Londres. Sa formation initiale de linguiste l’a également amené à promouvoir la langue et la culture françaises en tant que directeur d’Alliance française aux Etats-Unis et en Australie.

Christophe Guérard spent ten years as a high-school Principal, in the Toulouse and Bordeaux regions as well as at London’s French lycée. Previously, he served as a cultural attaché, promoting French language and culture at Alliance Française in Australia and in the US. He now focuses on professional development and innovation in education as part of Réseau Canopé (Paris region), a French Ministry of Education subsidiary and innovation lab.

Roy Hellenberg

Roy Hellenberg has spent over 25 years as an educator and school leader in both under-resourced and well-resourced schools in South Africa. An ongoing interest has been education in a post-conflict society and how it can be used to address the gross human rights violations of the past. He has attended and spoken at local, national, and international conferences on this topic. Since 2006, he has worked with Shikaya and Facing History and Ourselves in designing and running national teacher training programmes that focus on teaching methodologies that encourage the development of critical thinking and democratic debate with the purpose of growing young people who are compassionate, engaged, and active citizens. He currently holds the position of Executive Head at a private school in Johannesburg that comprises a pre-primary, primary and high school. He is the proud father of four children and the happy husband of one wife.

Marilyn Horton-Taylor

Marilyn Horton-Taylor, Ph.D. entered the classroom after spending almost twenty years in the world of business and numbers. Teaching history to teenagers quickly became a passion she enjoyed for ten years before moving to the district level writing curriculum and providing professional development for teachers and administrators. Not wanting to retire without spending several more years with “the kids,” she returned to the classroom where she spent the best three years of her career teaching Facing History and Ourselves to teenagers eager to find a positive path to their future. Horton-Taylor retired recently, but continues to work on various projects and in multiple capacities. She researches and writes for several history and education authors. She also writes curriculum and does professional development for various groups and organizations.

Lucas Johnson

Lucas Johnson is the Executive Director of Civil Conversations and Social Healing at The On Being Project. Before coming to OBP, he led the International Fellowship of Reconciliation, where he supported and coordinated efforts for peace and reconciliation around the world. Lucas was mentored by veterans of the Civil Rights Movement in the U.S. He is an ordained minister in the American Baptist Churches.

Janine Kaptein

Janine Kaptein is a senior teacher at I.D. Mkhize Secondary School. Janine has been teaching at the school for over 16 years. In 2008, Janine was awarded a fellowship to work with Shikaya supporting Facing History teachers in South Africa. Janine attended the inaugural Facing History and Ourselves seminar in 2003 and has been teaching Facing History ever since.

Jared Kushida

Jared Kushida is a Program Associate for the Northern California regional office of Facing History and Ourselves. Jared is an experienced high school history teacher and administrator. Currently, Jared is engaged in working with Northern California educators on social studies curriculum development, civics, ethnic studies, and equity-centered approaches at the classroom and whole-school levels.

Caroline Latournerie

Caroline Latournerie was born in Asnières, a northwest suburb of Paris. After 5 years studying History and History of Arts at Nanterre Paris X University, she graduated and obtained her agregation -teaching certificate- in history. She started teaching in 2001 in Asnières in an underprivileged area, in a secondary school where she has been a volunteer for four years. She has been a history and geography teacher for 16 years in a high school, lycée Auguste Renoir. She discovered Facing History’s pedagogical approach and attended a summer seminar in Boston in July 2019. Now she is a consultant for Facing History in France.

Maureen Tatsuko Loughnane

Maureen Tatsuko Loughnane currently serves as the Executive Director of the Facing History and Ourselves Chicago Office. Prior to that, she served as the Director of Development at the ACLU of Illinois for six years where she built their first major gift program and doubled their overall annual income over three fiscal years. Maureen began her career at the University of Chicago as Associate Director of the University’s Pozen Center for Human Rights. She currently serves as a member of the board of directors of the Wieboldt Foundation, which supports multi-issue grassroots community organizing in Chicago, and is part of the McCormick Foundation’s Leadership in Democracy 2021 cohort.

Lindinxiwa Mahlasela

Lindinxiwa Mahlasela is a Researcher of History at Bayworld Museum in Port Elizabeth, Eastern Cape. He manages museum collections, conducts research on the collection, curates and develops exhibitions. The museum’s history collection is, to a large extent, a legacy of the colonial era where the history of the European settlers in the region dominated that of the natives. He sees his role as that of re-interpreting such a collection to illuminate such issues as prejudices, stereotypes, repression, etc. He does so in order to promote equity, equality, compassion, empathy with the hope of building cohesive communities. Previously, Lindi taught history to 8th-12th grade students.

Nomfundo Mogapi

Nomfundo Mogapi is the Executive Director at the Centre for the Study of Violence and Reconciliation (CSVR), the co-founder of the Mental Wellness Initiative for COVID 19. She is a clinical psychologist with over 20 years’ experience in the mental health sector. Her areas of expertise include integrating psychosocial approaches within policy and programming on issues such as transitional justice, human rights, and development. She has used this to contribute in shaping policies and programmes such as the African Union Transitional Justice Policy (AUTJP), The African Commission on Human and People’s Rights (ACPHR) General Comment on Redress for Victims of torture.

Marilyn Nelson

Marilyn Nelson is the author or translator of seventeen poetry books and the memoir How I Discovered Poetry. She is also the author of The Fields Of Praise: New And Selected Poems, which won the 1998 Poets’ Prize, Carver: A Life In Poems, which won the 2001 Boston Globe/Hornbook Award and the Flora Stieglitz Straus Award, and Fortune’s Bones, which was a Coretta Scott King Honor Book and won the Lion and the Unicorn Award for Excellence in North American Poetry. Nelson’s honors include two NEA creative writing fellowships, the 1990 Connecticut Arts Award, a Fulbright Teaching Fellowship, a fellowship from the J.S. Guggenheim Memorial Foundation, and the Frost Medal. She was the Poet Laureate of the State of Connecticut from 2001-2006.

Sihle Nontshokweni

Sihle Nontshokweni is a transformation conversation facilitator, a children’s book author and a multi-sensorial storyteller. In 2021 Sihle was the World Read Aloud Day Ambassador and her book Fly Afrika Fly was read to over 3 million South African children. Her International bestselling Children’s book Wanda explores children’s identity through the topic of black hair in former Model-C schools.

Juliane Okot Bitek

Juliane Okot Bitek is a poet. Her 100 Days (University of Alberta 2016) was nominated for several writing prizes including the 2017 BC Book Prize, the Pat Lowther Award, the 2017 Alberta Book Awards and the 2017 Canadian Authors Award for Poetry. It won the 2017 IndieFab Book of the Year Award for poetry and the 2017 Glenna Lushei Prize for African Poetry. Juliane is also the author of Sublime: Lost Words (The Elephants 2018) and Gauntlet (Nomados 2019). She lives with gratitude on the unceded, ancestral and traditional lands of the Coast Salish people in what we currently call Vancouver.

Sean Pettis

Sean Pettis joined the Northern Ireland Council for Integrated Education in August 2020 as the Senior Development Officer with responsibility for the Promotion of Integrated Education and Transformation of schools to Integrated status. From 2010-2020 Sean previously worked for the Corrymeela Community as their Legacies of Conflict Programme Manager, which included coordinating Facing History and Ourselves’ activities across Northern Ireland. In his spare time he is a committed, but highly amateur footballer (soccer) and musician. He is married to Sharon with two children, Jonah and Niamh, and lives in Belfast.

Grace Sahota

Grace Sahota is the Research Coordinator for the Contested Histories Initiative at EuroClio, where she has worked since April 2019. She is particularly interested in exploring national historical narratives, memory and the inclusion of minority histories. Grace holds an MSc in Sociology (Migration and Ethnic Studies) from the University of Amsterdam, where her thesis focussed on racialised identity constructions in school history textbooks. Short title= Research Coordinator for the Contested Histories Initiative at EuroClio

Yael Siman

Yael Siman has a BA in International Relations (Iberoamericana University), and an MA and PhD in Political Science (University of Chicago). She was a Fulbright scholar from 1995-98. She is associate professor of social and political sciences at Universidad Iberoamericana Mexico City. She teaches and conducts research on the displacement and migration of victims of mass violence. She collaborates with Facing History and Ourselves in Latin America.

Steven Stegers

Steven Stegers is the Executive Director of EuroClio, the European Association of History Educators, where he has worked since 2006. In his time at EuroClio, he has focused predominantly on projects in which educational resources are being developed as part of a collaborative process. He has worked for several years as coordinator of projects seeking to innovate history, citizenship, and cultural education in more than 20 countries. Steven led the development of Historiana, an award winning online educational resource developed for and by history and citizenship educators from Europe and beyond. He has been involved as an expert for the Council of Europe, the European Commission, the Global Centre for Pluralism and the International Baccalaureate.

Benjamin Stora

Benjamin Stora is a French historian and expert on North Africa, who is widely considered one of the world's leading authorities on Algerian history. He was born in a Jewish family that left the country following its War of Independence in 1962. Stora holds two PhDs (1974 and 1984) and a Doctorate of the State (1991). His books and articles have been translated into several languages, including English, Arabic, Spanish, and German. In accordance with the mission entrusted to him by President Macron on July 24, 2020, Benjamin Stora submitted in February 2021 his conclusions and recommendations concerning the memories of colonization and the Algerian War. The report reflects desire to continue this effort of memory, truth and reconciliation instituted by our country in recent years and in its ties with Algeria.

Marti Tippens Murphy

Marti Tippens Murphy has served as the Executive Director of Facing History and Ourselves’ Southeast office since 2014, but her roots with the organization date back to 1997. Her love for history and passion for storytelling led her to the organization’s Los Angeles office after receiving an M.A. in Journalism from California State University Northridge. Prior to that she received her B.A. in International Relations from Rhodes College. Since returning to her hometown of Memphis, Ms. Tippens Murphy has led the Facing History Southeast team through multiple initiatives that foster community, empower young people, and generate conversations about today’s social justice issues by looking through the lens of history.

Carolina Valencia

Carolina Valencia is a historian and teacher focused on peace education. She currently works with Fundación Memoria y Ciudadanía, leading peace education programs in different cities in Colombia. She has taught children of all ages in public and private schools. For over ten years she worked at the Teacher's College of the Externado University in Bogotá. She taught a seminar called "Peace Education" to master's students, and oversaw several investigations whose basic aim was to understand and improve peace education in Colombia. She has also worked with the Colombian government, designing public policies concerning social sciences and peace education curricula. Carolina was born in Bogotá, Colombia. She has three children and six grandchildren.

Caroline Veltcheff

Caroline Veltcheff coordinates Facing History’s program in France and is an administrator for the French Ministry of Education and a specialist in violence prevention and school climate.



Abby Weiss

Abby Weiss is the Smith Family Senior Vice President and Chief Officer of Program & Thought Leadership at Facing History & Ourselves. Abby leads all aspects of Facing History's program implementation, and is responsible for the ongoing professional development of program staff, including innovating Facing History’s approach to classroom resources and educator professional development. Prior to joining Facing History, Abby served as the Chief Program Officer at Jumpstart, a national early education organization. Earlier, she led Massachusetts Governor Deval Patrick’s Child and Youth Readiness Cabinet, collaborating with school district leadership in high poverty communities across the state to develop strategies for improving outcomes for children and their families. Abby received her master's degree in education from the Harvard Graduate School of Education and her B.A. from Brown University.

Kim Wheatley

Kim Wheatley is an Anishinaabe Ojibway Traditional Grandmother & ancestral knowledge keeper from Shawanaga First Nations who carries the Spirit Name "Head or Leader of the Fireflower" and is Turtle Clan. Over the last 3 decades this multi award winning Cultural Consultant has appeared on television, news articles, books & magazines nationally and internationally providing authentic voiced perspectives, teachings and presentations related to Indigenous people in Canada. She is an accomplished public speaker, event organizer, book author, playwright, singer, storyteller and hand drummer who regularly participates and delivers traditional Ojibway ceremonies, teachings and consultations.

Dylan Wray

Dylan Wray is co-founder and director of Shikaya, a South Africa based non-profit that supports teachers and school leaders to ensure young people leave school thinking critically, and acting as compassionate, engaged, democratic citizens. Since 2005, in partnership with Facing History and Ourselves, Shikaya has trained over 10,000 teachers and reached over 1 million young people. Dylan works globally as a facilitator, materials developer, and author.

Jasmine Wong

Jasmine Wong is a Senior Program Associate with Facing History and Ourselves, where she manages programming and partnerships, and facilitates teacher professional development in workshops, conferences, and through social media for educators across Canada. Prior to her work with Facing History and Ourselves, Jasmine worked as a classroom teacher, adult education facilitator and research assistant in cancer epidemiology. She earned her M.A. in Education Policy, Organization and Leadership Studies at Stanford University, and her B.Ed. from the Ontario Institute for Studies in Education at the University of Toronto.


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