Bryan Mercer – Executive Director
Bryan, a long-time staff member of Media Mobilizing Project, has served as Executive Director since 2013. He has led a number of major programs areas, including a collaboration with nearly two-dozen partner organizations to create Keyspots, a city-wide digital literacy program to broaden internet access. Bryan is committed to using strategic media and communications to strengthen and connect communities organizing for their human rights, and he frequently leads trainings and workshops to share practices for media in organizing. Bryan also works on state and national media policy advocacy, and serves as a board member of the Center for Media Justice, which is committed to a ground-up approach to securing media rights and access. Bryan received his bachelor’s degree from Columbia University in Anthropology and Comparative Ethnic Studies.
Hannah Sassaman – Policy Director
Hannah came to MMP as a volunteer, working on grassroots fundraising, and now serves as the Policy Director of the organization. As the Campaign Director at the Prometheus Radio Project, Hannah helped lead the grassroots organizing and legislative strategy that resulted in the passage of the Local Community Radio Act – a bill that opened up the FM dial to thousands more community radio stations nationwide.
Hannah led the CAP Comcast campaign – focused on holding Comcast accountable to poor and working people in Philadelphia and beyond. Hannah helped to build the Coalition for a Just District Attorney, a groundbreaking coalition helping to co-govern policy reform to end mass incarceration with Philadelphia DIstrict Attorney Larry Krasner.
She is a recent Soros Justice Fellow focused on risk assessment algorithms in pretrial decision-making, and a nationally recognized speaker and author on these issues. Hannah is a member of the Board of Directors of Allied Media Projects and at Fight for the Future; she is a trustee at the Valentine Foundation, the mom of two great kids and the partner to a brilliant community programmer.
Helyx Chase Scearce Horwitz – Information Systems and Technology Manager
Helyx Chase Scearce Horwitz volunteered for MMP for the first time in 2010 and joined staff in 2014. Helyx is passionate about storytelling as a means to draw connections. They have worked on documentaries, non-fiction and experimental narrative productions, multi-channel video installation, archival video production and preservation, and oral history video production. Their video art is built by, about, and for televisions and computers. Helyx holds a B.A. from Hampshire College where they studied Video, Activism and Youth Development and is currently enrolled in the Masters of Information program at Drexel University.
Jenessa Irvine – Policy Organizer
Mariam Dembele – Communications Coordinator
Mariam Dembele is a multimedia journalist. She began writing in 2014, while she was a student at Temple University. Her reporting focused on student activism, community relations and changes to the surrounding area. Since then, she has continued to cover news, politics, culture and social justice issues throughout Philadelphia, with a focus on community-based solutions. In 2017, Mariam started working at Media Mobilizing Project as a production intern. It was here that she realized her passion for visual storytelling. With MMP, she has produced videos about the fight to end youth homelessness and the immigrant rights movement. She currently serves as the Communications Coordinator. Through her work, Mariam aims to further engage people in Philadelphia in social justice issues, to center community voices in the narrative and to amplify the continuous work communities are doing to build a more just Philadelphia. Mariam holds a B.A. in Journalism from Temple University. She also freelance writes for African-American Culture Magazine FunTimes, along with other publications.