SEEDS employs a highly-skilled team of full-time and part-time conflict transformation professionals.


Read more about our staff below and on our practitioner page!

Core Staff

AddieRose Mayer

Executive Director

AddieRose Mayer is the Executive Director of SEEDS. She is a dynamic, process-driven, strategic leader with a commitment to increasing social impact in the public, private and non-profit sectors. AddieRose had more than 15 years experience leading and facilitating teams to have brave communication across differences. As a practiced strategic thinker, AddieRose supports individuals, communities and institutions as they lean into discomfort to solve challenging social issues. As a leader and practitioner, AddieRose draws on principles of adult learning, leadership development, human-centered design, and social change. She holds a Bachelor's degree in Political Science and a Master’s in Public Health.

An East Coaster in humor and a West Coaster in style, AddieRose lived in New England until moving to the Bay Area in 2010. AddieRose has a passion for cooking and sharing food, spending time in the woods, and connecting with others. AddieRose is proud to be a community leader of the purpose driven community: Thrive East Bay.

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Ramsay Boly

Community Programs Manager

Ramsay Boly is the Community Programs Manager at SEEDS. He is a Burkinabé-American whose values and identities draw from a global spectrum of cultures. Ramsay believes that community is the foundation needed to enable sustainable social change and is excited to work with community towards that goal. His practice links community development to restorative justice, spirituality, and decolonial studies. His experiences include being a restorative justice practitioner at U.C. Berkeley’s Restorative Justice Center, teaching African American and Ethnic Studies courses as a Graduate Student Instructor, and being a qigong assistant-instructor. Ramsay holds a Bachelor’s degree in Conflict Analysis and Resolution and a Master’s of Development Practice.

Ramsay loves connecting with nature, people, and his inner world. He has a childhood passion for soccer which he now loves to coach and is always keen for new experiences and learning.

Sara Cantor

Director of Operations

Sara provides logistical support for the public trainings and group facilitations at SEEDS. She comes to the office after years working with the Bay Area Transformative Justice Collective, supporting their training program. She's particularly excited about making mediation/conflict resolution skills accessible to a wider community, as it supports her dreams for a world where our responses to violence do not cause more harm. 


Sara also works as a childcare provider, tutor, and freelance financial coach. In the rare moments that she's not working, she likes talking about astrology, making new friends at the dog park, and kayaking on the Russian River.

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Dr. Sherry
Congrave Wilson


Sherry Congrave Wilson is the School Service Manager at SEEDS. Her main role is to support schools and youth serving organizations to be restorative  in service of students, their families and their communities.

She started her career as a high school Social Studies teacher in San Diego and San Lorenzo, California. She then shifted her focus to nonprofit management while earning a Masters in Educational Equity and Social Justice at San Francisco State University. She eventually continued her graduate studies and earned a doctorate in Educational Equity and an administrative credential at Mills College. She has conducted domestic and global educational research in the U.S., China, Japan and Cameroon highlighting  issues around equity, racial identity development and arts based education.

In her free time, Sherry enjoys collecting books, cooking, camping, art, traveling, roller skating  and going on urban hikes with her miniature pinscher, Zala. 

Selena Gould

Programs Coordinator

Selena Gould is the Programs Coordinator at SEEDS. At SEEDS, she enjoys supporting all program areas in addition to training, communications, and social media. In her professional and community work, she brings strengths in facilitation and organization to support collaborative groups. As an advocate for social justice and progressive systems, she is thrilled to work for an organization that is invested in equity and community empowerment.


Selena has a strong lens in power dynamics and institutional justice informed by a Bachelor in Sociology from Dickinson College. During her educational tenure, she explored conflict projects in Israel-Palestine and Cameroon, Central Africa. Selena believes that the foundation of meaningful change begins with deconstructing power structures and fostering equitable communities. When not in the office, she enjoys playing the violin, dancing, video games, and having new experiences.

Barbara Lipson

Director of Organizational Effectiveness Services

Barbara Lipson is the Organizational Effectiveness Services (OES) Director for SEEDS. As a member of senior leadership, she supports the strategic direction of the agency, supports programs and works directly with clients.

A dynamic, results-oriented professional, Barbara is experienced in communication administration and program development within non-profit setting. She exemplifies comprehensive knowledge in all aspects of effective communication and emotional intelligence, mediation, facilitation and training, and an aptitude in fostering a positive work environment.

She has been with SEEDS since 2009, mediating and facilitating for businesses, communities, schools, spiritual communities, and public agencies. Over the years, she has trained hundreds of participants on many topics, including conflict resolution, communication, equity and belonging, and leadership skills. 


Barbara has lived in the East Bay since 1988.  She is an artist (specializing in portraiture) and enjoys spending time with her family.

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Lauren Lofton

Special Projects Manager

This photo expresses the gender expansiveness of this staff member. Thank you to non-binary and transgender professionals who paved the way with gender diverse headshots.

Lauren Lofton (they/them) is the Special Projects Manager for SEEDS. They support business development, program projects in partnership with the leadership team, facilitate the organization's communications teams including the Board of Directors, staff members and volunteers and support funding development projects in support of a sustainable business model. Lauren's speciality areas include effective program implementation and impact, development of SEEDS' theory of action, and organization-wide program evaluation. Lauren joined the SEEDS community in 2017 as a mediator, facilitator, and trainer (conflict resolution, communication, diversity, equity, inclusion). 

Lauren is a bi-racial Black attorney, a proud member of the LGBT+ community, and a born and raised San Franciscan. They enjoy spending time with loved ones, swimming, traveling and writing. They are a firm believer "the impossible" is possible. They believe our collective liberation is inevitable through the uprooting of systems of oppression and the planting of SEEDS of conflict transformation in support of a new and different world. They also believe in resting for resilience. 

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Mateo Sánchez 

Community Programs

Case Coordinator

Mateo Sánchez is the Community Programs Case Coordinator at SEEDS. In their role, they oversee the case management of mediation cases with a team of volunteers.


With a background in immigrant rights advocacy and advising organizations, Mateo provides direct services to community through a strong social justice lens, informed by their experience as a person with mixed-status background and member of the LGBTQ+ community. As an interpreter and bilingual storyteller, Mateo is also acutely attuned to the nuance and power of language as a tool for communication and the role that this plays in community building and transformative change. Mateo holds dual bachelor degrees in Psychology and Legal Analysis and looks forward to continuing to advocate for communities within oppressive institutions.


In their free time, Mateo can be found writing and snuggling with their cat Merlot.