Andrea Sosa (She/Her/Hers) is the Co- Executive Director at YP4. She is a social justice and civic engagement organizer and strategist with an expertise in building youth power and creating strategic campaigns. As a proud immigrant from Mexico, she is fueled by the experiences of her community and seeks to break down the barriers of leadership for future immigrant, Black, Brown, Indigenous, LGBTQ+, and disabled leaders.
As the Co-Executive Director at Young People For, she co-leads the organization’s strategy and vision to provide young people that have been historically left out, with the tools and resources to create impact in their communities. In addition, she leads the creation and strategy for YP4’s civic engagement campaigns focused on mobilizing and training young people in all 50 states and territories.
Andrea received her Bachelor’s degree in International Relations and French, with a concentration in Peace Studies from Goucher College.
Haley Miller (She/Her/Hers) is the Co-Executive Director at YP4. She is a proud Midwesterner who was raised most of her life in the great state of Kansas. Haley has extensive experience leading programs at the local, state, and national levels building youth power, with a special emphasis on red-state organizing as well as social and reproductive justice.
Prior to joining YP4, Haley was the Midwest Regional Coordinator at URGE: Unite for Reproductive and Gender Equity, where she worked with young people across Kansas and Ohio to organize chapters on college campuses to advocate for cultural and policy change on reproductive justice issues. While at URGE, Haley initiated the creation of Wichita, KS’s first Abortion Positive billboard and helped with the creation and implementation of URGE’s first Abortion Positive campus tours.
Haley attended the University of Kansas and graduated in 2013 with a BA in Women’s Studies and English with a minor in Jewish Studies.
Katie Harker (She/Her/Hers) is the Operations and Research Coordinator at YP4. She is originally from Long Island, New York, but spent much of her life moving around and grew up in Los Angeles, CA; Singapore; London, UK; and Boston, MA.
Prior to joining the YP4 team, Katie worked at the Barbara Lee Family Foundation, where she assisted with drafting communications, press outreach, and researching local, state, and national campaigns of progressive female candidates. She has also worked at The New England Council, the nation’s oldest regional business organization, in a variety of capacities including drafting communications, researching developments in federal tech policy, and preparing for and staffing various events, including the Washington Leaders’ Conference, NEC Annual Dinner, and monthly Capitol Conversations.
Katie attended Northeastern University and graduated in 2018 with a BS in Political Science and Communications, with minors in International Affairs and Law & Public Policy.
Gabe Colman (He/Him/His) is a proud YP4 ’18 alum and currently serves as the Alumni Program Coordinator at YP4. Born and raised in DC, Gabe grew up in a family of change-makers who exposed him, at a young age, to the necessity for fighting for justice. His experience in high school at the Student Diversity Leadership Conference (SDLC) propelled him into community organizing and movement work.
Prior to joining the YP4 team, Gabe served as the Coordinator of Diversity Initiatives at the Michigan Community Scholars Program and the Inclusion Education Coordinator at the Dean of Students Office. Both these roles had Gabe working and strategizing alongside young folks to build inclusive, equitable, and just communities.
Gabe attended the University of Michigan and earned a degree in Sociology: Law, Justice, & Social Change, as well as Afro-American & African Studies.
Harper Thomas (She/Her/Hers) is the Senior Communications Coordinator at Young People For. She is from Clarksville, TN, but spent her childhood in Jacksonville, FL. Harper comes from a multi-racial background and growing up with a blend of different cultures and perspectives is an integral part of her life and work.
Prior to joining the YP4 team, Harper dedicated an entire year to public service through the National Civilian Community Corps of Americorps, leading various community service projects throughout the Southwest. She would complete over 1800 hours of service, of which she was awarded the President’s Volunteer Service Award.
Harper has accumulated over 3 years of experience as a Marketing Coordinator and Graphic Designer, building marketing strategies and branding for her clients. While working for Young People For, she has had the opportunity to blend her passions of design, strategy, and social justice to highlight the amazing work of the network and the organization!
Harper attended the University of Central Florida and graduated in 2016 with a BA in Fine Arts and a minor in French.
Jobs + Internships
Our staff, interns, and volunteers work in a dynamic, professional, and collaborative environment. We are pleased to offer excellent benefits, including medical and dental plans, life and disability insurance, retirement savings plans, and generous holiday and leave benefits. If you are interested in building a better now, please consider joining us.