United for Brownsville’s backbone staff support the local stakeholders at the heart of our work: the Family Advisory Board (FAB) and the Provider Action Team (PAT).
Tiera Mack
Executive Director
[email protected] • 929-216-5271
Tiera was appointed Executive Director of UB in September 2025. She previously served as Executive Director of the Pitkin Avenue Business Improvement District (BID) since May 2021, where she executed initiatives and programming to make Brownsville a better place to live, play, shop, and work. She possesses a Master’s in Urban Planning and an Advanced GIS Certificate from the City University of New York-Hunter College. Before joining the BID, she was a cross-divisional advisor in the Workforce Development Division at the Department of Small Business Services (SBS), supporting the Fiscal, Training, and Workforce1 teams. She has a background in real estate development, data and legal research, and community organizing. She completed the Worker Cooperative Fellowship with the Urban Design Forum. In addition, she is a former Neighborhood 360° Fellow in the Neighborhood Development Division at SBS and a resident of Community District 16.
David Harrington
Co-founder and Director of Strategy
[email protected] • 347.454.2115
David is the proud father of two Brooklyn children. He was one of two founding Co-Directors for United for Brownsville beginning in 2018, and the highlight of his career has been the partnership he has formed with residents and social service providers in Brownsville. He loves community-led, data-powered solutions to seemingly intractable issues like racially-inequitable access to essential services like Early Intervention. Prior to UB, David was an Associate Director of Planning and Analytics for the NYC Department of Education, where he helped plan school rezonings and other projects that improved learning conditions for students in the Bronx and Queens. He has directed educational programs at a non-profit college preparatory organization for students from underserved populations, and he led fundraising and communications for a nonprofit bilingual school in Honduras. David hails from Hartford, CT, where he got his start working to make systems more accountable as a child plaintiff in the public schools racial desegregation lawsuit Sheff v. O’Neill. He has degrees from Grinnell College and Columbia University.
Danielle Herring
Early Intervention Ambassador
[email protected]
Danny support families and fosters awareness of Early Intervention and child development in the Brownsville. She builds trust between families and the EI system and works to remove barriers that commonly prevent young children with developmental delays and disabilities from accessing crucial supports during a narrow window of brain development between birth and 36 months. Previously, Danny worked as a Crisis Paraprofessional supporting children aged birth to five with Individual Education Plans. Her Masters in Guidance and Counseling and experience as a direct service provider helps her understand the experiences and challenges faced by those working within systems. As a mother whose son went through the EI referral process, Danny has seen the system from the other side. The impact on her own child led to her belief that EI is a service that should be accessible to children with disabilities in every community. Danny was born and raised in Brooklyn and was once a resident of Brownsville. She is an advocate for children with disabilities and underserved communities and is spreading the impact she has been part of in Brownsville by coaching other communities and serving on the Local Early Intervention Coordinating Council in NYC.
Ruth Horry
Provider Engagement & Access Manager
[email protected]
Ruth Horry is an author, community advocate, member of the Family Advisory Board (FAB), and former FAB Fellow for United for Brownsville. Her new role as Manager was formed to further the creation of community and efficiency in sharing resources and services amongst the FAB, Provider Action Team (PAT), and the communities we serve. Ruth is particularly interested in increasing families’ access to essential services for young children, such as daycare. Drawing on her experience leading work that increased sign-ups for the 2021 Federal Child Tax Credit by 1200%, Ruth is designing new improvement projects to help families get the support they need. She has dedicated the past 6 years to assisting the community and its members with changing the narrative of Brownsville by making their voices heard and creating a seat at the table. She is the proud mother of three beautiful girls, her oldest is a college grad, her middle child is in high school, and the youngest is in second grade. Ruth is a small business owner and CEO of The Coco Pauline Company, a consulting and trauma coaching business, where her passion is creating a space for the next generation to thrive through healing and have a platform to shine.
Maria Solorzano
FAB Fellow
[email protected]
Maria is a mother to two daughters who has a background in accounting and has been a member of UB’s Family Advisory Board since its inception in 2018. She believes in rebuilding communities and changing narratives to create a better future for families. Maria has made invaluable contributions to many UB projects over the years, including our Learning Landscapes supermarket literacy and numeracy campaign at the supermarket, Learning Landscapes at home activities cards, and Books for Brownsville. Over the last four years, Maria has a been a leader and co-facilitator of UB’s collaboration with WNET/PBS Kids to deliver workshops in science and social emotional learning to thousands of Brownsville families at daycares, preschools, libraries, community events, and shelters. Maria has also contributed to the community via Brooklyn Children’s Museum’s Brooklyn Voices Family Advisory exhibit in 2022 and Brooklyn Time Machine 2024. Since 2022, she has been a member of the Community Board of Directors of Power of Two.
Keema Wiley
Strategy and Improvement Manager
[email protected]
Keema is a parent, public health professional, Sergeant in the New York Army National Guard, and Brooklyn native whose fondest childhood memories and friendships were formed in Brownsville. The first improvement project she oversaw at UB was Community Action for Healthy Homes, which delivered rapid repairs to over 250 low-income homes in the community, impacting over 800 individuals and preventing hundreds of thousands of dollars in emergency and chronic healthcare costs. Keema Wiley is the lead for the WIC Equity Initiative at United for Brownsville, where she is building community and devising innovative projects that will increase uptake of WIC nutritional benefits by local caregivers and children. Keema is a full-spectrum doula, pursuing her passion for public health and maternal-child health, and ensuring that families—especially those in underserved communities—have access to the support and resources they need.
Danielle Williams
NYC Service Member
[email protected]
Danielle Williams is a Brooklyn native with roots in Bushwick, Bed-Stuy, and Ocean Hill. She holds a background in philosophy and television/radio studies from Brooklyn College and brings a creative lens shaped by her work as an award winning songwriter, author, and content creator. Danielle continues to build a body of creative work alongside her service as a 2025–2026 AmeriCorps Civic Corps member at United for Brownsville, where she focuses on strengthening WIC utilization through structured outreach. Her work centers on supporting families by making WIC access more navigable across the community.