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Annie Soisson


Annie works with faculty to foster teaching innovation and scholarly teaching to facilitate improved learning outcomes for Tufts students. She has lived, studied and worked in Malawi, France and England and has worked with diverse university student and faculty populations in the US and internationally. Her current interests lie in teaching as a reflective practice, academic leadership, dialogue across difference, and social emotional learning. She holds graduate degrees in education from the Harvard Graduate School of Education and Boston University. Annie and her husband Brad Harrington, Director of the Boston College Center for Work & Family, have three children – Maggie, Hannah, & Dillon.


Dana Grossman Leeman

Senior Associate Director

Dana works with faculty to help bring their most creative, confident, and intentional selves to their teaching in order to improve student engagement, build community, and optimize the quality of teaching and learning in face-to-face and online domains.  Prior to coming to CELT, Dana was on faculty at the Simmons University School of Social Work for 25 years, during which she built two online degree programs in Clinical Social Work and Behavior Analysis. She was the inaugural Associate Dean for Online Education for the School of Social Work and was then appointed as the Inaugural Provost Faculty Fellow for Online Education in which she provided professional development to all faculty teaching in six online Masters programs across the university. Dana’s work derives from relational cultural theory, experiential learning, and mattering.  She holds an MSW from Boston University School of Social Work and a Ph.D. in Clinical Social Work from Simmons University.  Dana is a passionate guitarist, balletomane, voracious reader, and is currently co-editing a text on Creating Communities in Online Education. She and her husband, Rafe, have two amazing children- Gabriel and Marissa.



Ryan Rideau

Associate Director for Teaching, Learning, and Inclusion

Ryan works with faculty members to foster and promote inclusive teaching practices. His research interests include, race and gender in higher education, critical race theory, and the experiences of non-tenure-track faculty members of color. He holds a Ph.D. from Virginia Tech, a M.Ed. from the University of Virginia, and M.A. and B.A. degrees from the University of California, Berkeley.  Ryan and his partner Petra have two sons, Adrian and Rafael.


Carie Cardamone

Associate Director for STEM & Professional Schools

Carie works with faculty in STEM disciplines and in the professional schools at Tufts.  Passionate about making science education both inclusive and exciting, she is also studying attitudinal changes of introductory science students participating in Citizen Science projects and has done research in the design of test questions (Item Response Theory).  In her work with faculty, Carie draws on her experience as an Assistant Professor of Astronomy at Wheelock College, her education research as a postdoc in Physics at MIT, and her time at Brown University supporting faculty in developing engaging curriculum and integrating technology into their teaching. Carie is also  member of the science team on the astronomy citizen science project Galaxy Zoo (


Heather Dwyer

Assistant Director

Heather supports faculty in their pedagogical endeavors, the scholarship of teaching and learning at Tufts, and CELT communications. She also has a role in assessing the impact of CELT efforts. Heather is particularly interested in evidence-based teaching practices and inclusive, equitable instruction. She brings experience from centers for teaching and learning at Carnegie Mellon University and Suffolk University. She earned a Ph.D. in Ecology from the University of California, Davis. Heather lives in Cambridge with her husband and daughter.



Roberta Sullivan

Program Administrator

Roberta maintains the administrative side of CELT, coordinating meetings and serving as the main point of contact for the center. Please feel free to contact her with any general questions. She received her B.A. from Simmons College in Boston and has previous experience working with Fidelity Investments and State Street Bank. Roberta was born and raised in Medford and now resides in Malden. She has raised two daughters and a son with her husband Bill.


Samantha De Armas

Graduate Research Assistant

Samantha is currently pursing her M.A./Ed.S in School Psychology at Tufts University. After graduating with a B.A. in English from California State University, Fullerton, she worked as a teachers’ assistant in the mild/moderate special education program within the Walnut Unified School District. She then worked as a program assistant for a moderate/severe special education program through River Springs Charter School, where she supported the specialized academic instructor with designing and implementing behavior plans and curricula.

Kristina Bradley

Graduate Research Assistant

Kristina is currently pursuing her M.A./Ed.S. in School Psychology at Tufts University.  After graduating with a B.A. in Child Development and a minor in Engineering Psychology from Tufts University, she worked as as an Admission Counselor at Babson College, and a Senior Implementation Specialist at a technology start-up called G2. She has also volunteered at The Child Life Specialist program at the University of Chicago Comer Children's Hospital, where she actively worked with children and parents to help them cope with the challenges of hospitalization.

Isabel Ortiz

Graduate Research Assistant

Isabel is currently pursuing her M.A./Ed.S in School Psychology at Tufts University. She obtained a B.A. in Psychology at Providence College. Throughout her undergraduate years, she was a research assistant for different psychological research projects at Providence College, Butler Hospital and Brown University. Isabel was also a volunteer for the Child Life Program in San Jorge's Children Hospital in Puerto Rico.