The Justice Action Center Team

Our Team

karen tumlin

Karen Tumlin, Founder

Karen Tumlin (she/her/hers) is a nationally recognized impact litigator focusing on immigrants’ rights. She successfully litigated numerous cases of national significance, including a challenge to the Trump Administration's effort to end the DACA program and the Muslim Ban, as well as the constitutional challenge to Arizona’s notorious anti-immigrant law, SB 1070. She formerly served as the Director of Legal Strategy and Legal Director for the National Immigration Law Center, where she built a legal department of over 15 staff who developed and led cases of national impact.

"My vision for Justice Action Center is to bring fierce courtroom advocacy to currently unseen problems and to harness the power of the digital landscape to achieve lasting justice for immigrants."

-Karen Tumlin


Esther Sung, Legal Director

Esther (she/her/ella) is the Legal Director with JAC who has litigated a number of groundbreaking cases, including suits challenging the Trump Administration’s Muslim and Refugee Bans and Arizona’s anti-immigrant SB 1070 law. Before becoming an immigrants’ rights impact litigator, Esther practiced at Munger Tolles & Olson in Los Angeles for six years, where her clients included the Getty Museum, Southern California Edison, and Transocean. She graduated magna cum laude from the University of Texas School of Law and clerked for the Honorable Lee H. Rosenthal on the United States District Court for the Southern District of Texas and the Honorable Allyson K. Duncan on the United States Fourth Circuit Court of Appeals.

Adela de la Torre, Deputy Director

Adela (she/her/ella) brings more than 15 years of communications and advocacy experience to Justice Action Center. Most recently, she served as a consultant to foundations and nonprofit organizations, advising on communications strategy and researching emergent themes in the integration between mobilization, fundraising, and communications. Prior to that, she was the communications director for the National Immigration Law Center, where she founded and built their communications platforms.

image (1)

Jane Bentrott, Counsel

Jane (she/her/hers) is a counsel with JAC who brings years of complex litigation experience to the JAC team. Before becoming an impact litigator focusing on immigrants’ rights, Jane practiced law at Morrison & Foerster LLP, successfully representing clients in a wide range of commercial and pro bono litigation matters. Jane graduated from Columbia Law School where she served as a managing editor of the Columbia Journal of Transnational Law.

Headshot Circle Frames

Daniel Tully, Counsel

A seasoned advocate and advisor to individuals and non-profit organizations, Dan (he, him, his) has successfully litigated for clients across the country at all levels of state and federal courts.  Dan joined JAC from O’Melveny & Myers LLP in Los Angeles, where he specialized in complex business litigation and advised public and government entities on matters involving federal constitutional and administrative law.  While at O’Melveny, Dan represented the County of Los Angeles on immigration issues and authored numerous amicus briefs to further its support of immigrant residents, including in the Supreme Court’s DACA decision, Regents of the University of California v. Department of Homeland Security.  Dan also maintained an active pro bono practice at O’Melveny, where he focused on constitutional and immigration law.


Prior to joining O’Melveny, Dan served as a judicial law clerk to the Honorable Margaret M. Morrow of the United States District Court for the Central District of California.  He graduated Order of the Coif from UCLA School of Law, where he successfully briefed and argued an appeal before the United States Court of Appeals for the Ninth Circuit on behalf of an indigent prisoner for various constitutional violations.

Tasha Headshot

Tasha Moro, Communications Director

Tasha (she/her/hers) joins JAC with a decade of nonprofit communications experience in service of social movements. Most recently, she spent eight years as the Communications Director for the National Lawyers Guild, where she grew its digital audience tenfold, launched digital programming initiatives, and created a a publication outlet featuring legal analysis, artwork, and poetry by people in prison. Prior to that, Tasha worked with LatinoJustice PRLDEF, NALEO, and the Hispanic Federation in various civic engagement and communications capacities. 

Headshot Circle Frames(1)

Lauren Wilfong, Justice Catalyst Fellow

Lauren (they/them/elle) received their J.D. from NYU Law, where they were a Roger Baldwin Fellow in Civil Liberties and Human Rights. Lauren pursued their passion for movement lawyering with a focus on challenging state violence as a member of the Immigrant Rights Clinic at NYU, and through internships at Center for Constitutional Rights, Immigrant Defense Project, Brooklyn Defender Services, Al Otro Lado, and AFSC Immigrant Rights Program. Prior to law school, Lauren worked at New Economy Project, where they supported community-based organizations fighting for cooperative, community-led, and equitable development in New York City.

Pilot Partners


Immigrant Defenders

ImmDefenders is a social justice non-profit law firm and the largest deportation defense provider in Southern California.  Its mission is to bring us closer to a world where no immigrant is forced to go to immigration court alone.  JAC and ImmDef have filed a joint lawsuit, Justice Action Center’s first suit, deploying JAC’s federal litigation expertise to address an unmet need for one of ImmDefenders’ detained clients.


United We Dream

United We Dream is the nation’s largest immigrant-youth network, its mission focuses on creating welcoming spaces for young people—regardless of immigration status—to support and empower them to use their voices to lead and win on campaigns.  United We Dream focuses on four key areas: winning protections for immigrants, defending against deportations, education access for immigrants, and justice and liberation for LGBT immigrants. JAC and United We Dream are partnering to address issues making the daily lives of DACA recipients more difficult, including detentions at airports and delays in processing DACA renewals.

Board of Directors

gabriel sandoval

Gabriel Sandoval

andre segura

Andre Segura

Unknown-1 2

Sonali Kolhatkar

lynn tramonte

Lynn Tramonte

Advisory Board

greisa martinez rosas

Greisa Martinez Rosas

andrew pincus

Andrew Pincus

cecillia wang

Cecillia Wang

michael wishnie

Michael Wishnie

don verrilli

Don Verrilli


Get Involved

You can be part of helping build Justice Action Center.

Donate to Justice Action Center’s first year now.