Staff & Volunteers


Warren J. Sinsheimer
President (ext. 222)

Todd Silverblatt
Executive Director (ext. 223)

John Doran
Staff Attorney* (ext. 225)
*awaiting bar admission

David Goodwin
Sinsheimer Fellow (ext. 228)

Thomas Gray
Senior Attorney (ext. 246)

Sharon Mack
Staff Attorney (ext. 251)

Erin McCormack-Herbert
Senior Attorney (ext. 229)

Dalit Paradis
Senior Attorney (ext.224)

Charles Scholl
Staff Attorney (ext. 261 )

Amanda Sen
Staff Attorney (ext. 249)

Andria Seo
Sinsheimer Fellow (ext. 245)

Janny Huisman, LMSW
Director of Social Services (ext. 239)

Ana E. Lazo
Administrator (ext. 236)

Claire Wyckoff, M.Ed.
Director of Development and Communications (ext. 227)


Ellen Dykema (ext. 253 )

Hannah Flegenheimer, Ed. D. (ext. 230)

Jessica Gross (ext. 252)

Michael D. Hampden
(ext. 226)

David Irwin (ext. 247)

Leslie Kimball (ext. 242)

Janice Pai Martindale

Nicole Saldana
(ext. 233)


Warren J. Sinsheimer Warren J. Sinsheimer, President, founded the Partnership for Children’s Rights (PFCR) in 1999. A corporate lawyer for more than 35 years, Warren retired in 1995 as a partner of the law firm of Patterson Belknap Webb & Tyler LLP. He then volunteered for four years as an attorney for Hudson Valley Legal Services, concentrating on special education cases, before leaving to found PFCR. Warren has received many awards honoring his work on behalf of disadvantaged children. In 1997, he received the President’s Pro Bono Service Award for the Ninth Judicial District from the New York State Bar Association. In 1999, the American Bar Association presented him with the Senior Lawyers Division Pro Bono Award. In 2002, he was awarded an Honorary Doctor of Humane Letters Degree by Drew University. In 2004, The American Bar Association honored him with its Pro Bono Publico Award. And in 2006, Civic Ventures made him a Purpose Prize Fellow. In addition to heading PFCR, Warren is the organization’s most senior special education attorney.
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Todd Silverblatt Todd Silverblatt, Executive Director, has been with PFCR since its founding in 1999. He is in charge of the legal practice, office management, recruitment, training and supervision of staff, program development, and new projects. Todd represents children with special education needs as he continues his lifelong career as an advocate for children. He is also responsible for the training and development of volunteer attorneys in the Volunteers for Children division. A graduate of Brooklyn Law School, Todd worked for more than 20 years with the Juvenile Rights Division of the Legal Aid Society of New York where he was Attorney-in-Charge of the Kings County office. He has represented hundreds of children in child protective, custody/visitation and juvenile delinquency proceedings in Family and Supreme Court.
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John R. Doran, Staff Attorney, graduated from the Benjamin N. Cardozo School of Law in 2014. During law school, Mr. Doran was very active with several governmental and nonprofit organizations including the New York Police Department, King’s County District Attorney’s Office, the Supreme Court of New York Westchester County, and the New York Legal Assistance Group. Mr. Doran received a B.A. in theater with a minor in criminal justice from Temple University.

David Goodwin, Sinsheimer Fellow, is a 2010 graduate of New York University School of Law. During law school, he spent a semester in the Children’s Rights Clinic, where he worked on behalf of LGBT homeless youth for the Peter Cicchino Youth Project of the Urban Justice Center. He also served on the board of the NYU chapter of the Unemployment Action Center and was a teaching assistant for the Lawyering program. After graduating, he joined the United States Court of Appeals for the Third Circuit as a Staff Attorney, and clerked for a United States District Judge in the District of New Jersey. David received a B.A. in history and religious studies from the University of Chicago; between college and law school, he tutored middle- and high-school students and served as a congressional intern.

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Tom Gray, Senior Attorney, started his legal career as a public defender at the Defender Association of Philadelphia representing both adults and children in hearings, trials, and appeals. Prior to coming to PFCR, Tom worked as an Assistant Regional Counsel for the Social Security Administration, where he represented the SSA in federal district court as well as before the Equal Employment Opportunity Commission and the Merit Systems Protection Board. Tom graduated from Brown University with a B.A. in 2000, and received his J.D. from NYU School of Law in 2004.
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Sharon Mack, Staff Attorney, graduated from Fordham University School of Law in 2012, where she was a Stein Scholar. She participated in Fordham’s Family Advocacy Clinic as a legal intern, research assistant, and then teaching assistant. Prior to attending law school, she worked for two years as a special education teacher in Donna, Texas, through Teach for America. Ms. Mack received her B.A. from Cornell University, where she graduated magna cum laude.
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Erin McCormack

Erin McCormack-Herbert, Senior Attorney, graduated magna cum laude from the NYU School of Law. As a law student, she was an Associative Executive Editor of the Law Review, a teaching assistant in the Lawyering Program, and a member of the steering committee for Law Students for Human Rights. She interned at the Kings County District Attorney’s Office before joining PFCR as a Skadden Fellow in 2005. Erin has also worked for programs helping children who are deaf and have serious developmental disabilities.
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Dalit Paradis

Dalit Paradis, Senior Attorney, graduated in 2008 from the NYU School of Law, where she was honored with editorship of the Annual Survey of American Law and was a member of the Order of the Coif. She also served as a teaching assistant, volunteered as a student advocate, and worked at the Unemployment Action Center during law school. She was PFCR’s first Sinsheimer Fellow before becoming a staff attorney. Ms. Paradis graduated summa cum laude from the University of Pennsylvania with a B.A. in Psychology.
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Charles Scholl, Staff Attorney, a recent graduate of CUNY School of Law, began his legal career as a pro bono attorney for New York Lawyers for the Public Interest. He subsequently worked as an attorney at Friedman & Moses. LLP, representing students and families in special education impartial hearing litigation, prior to joining PFCR in 2011. A graduate of Springfield College in Springfield, Massachusetts, Mr. Scholl has worked as a middle school teacher in the San Diego City School District as well as a charter school in Washington, DC. He has also worked as a law clerk for the New York Department of Education.
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Amanda Sen, Staff Attorney, graduated in 2012 from New York University School of Law, where she was a Root-Tilden-Kern Scholar, an Executive Editor of the Law Review, a teaching assistant for the Lawyering program, and a Center for Human Rights and Global Justice Fellow. Prior to attending law school, Ms. Sen worked as a learning specialist at the Children’s Storefront School in New York City. She received a B.A. in history, magna cum laude, and an M.A. Ed. in elementary education from Washington University in St. Louis. Ms. Sen was a Sinsheimer Fellow before becoming a staff attorney.

Andria Seo, Sinsheimer Fellow, graduated from the NYU School of Law in 2013. As a law student, Ms. Seo was on the leadership boards of several organizations, including the Education Law & Policy Society and the Asian Pacific American Law Students Association, and interned at Advocates for Children, the New York Civil Liberties Union, and the National Center for Youth Law. Ms. Seo received a B.A. in History with Honors from the University of California, Berkeley.

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Janny Huisman Janny Huisman, LMSW, Director of Social Services, holds a Master of Social Work degree from the University of Michigan and joined PFCR in 2002. She has worked with families and children for more than 20 years through programs at Legal Services of Southeastern Michigan, the Juvenile Rights Division of the Legal Aid Society, and the Eastern District Civil Litigation Fund. She is an Adjunct Assistant Professor at the NYU School of Social Work. In addition, she has supervised interns at the Brooklyn Family Court and is a mediator trained at the Ackerman Institute for the Family.

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Ana E. Lazo Ana E. Lazo, Administrator, joined PFCR in 2008. A lawyer in her native country of Colombia, where she graduated with a J.D. from Universidad del Norte in June 1998, Ana also received a Certificate in English and Computer Management from Long Island University and recently attended New York College of Technology’s Adult Learning Center. When in Colombia, Ana served as a law clerk in the Superior Tribunal of Barranquilla and was in-house counsel at Banco Superior. Since coming to the United States, she has served as a legal intern at Lansner & Kubitscheck and worked as a paralegal at Thaker Berowitz LLP. She is currently enrolled in the LLM program at Brooklyn Law School.
Claire Wyckoff, Director of Development and Communications, M.Ed., joined PFCR in 2014. As a development professional, she has worked for the English-Speaking Union, the Manhattan Institute, and NYU Langone Medical Center. She has also served on the boards of the Lower Eastside Center and the New York Junior League. Claire transitioned into the nonprofit sector after more than 20 years as a book publisher. Her career in that field included executive positions at Scholastic, Prentice Hall, Macmillan, and the American Management Association. She holds a B.A. from Mt. Holyoke College, an M.Ed. from NYU, and is currently on the NYU faculty in the School of Professional Studies.

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Ellen Dykema, a graduate of CCNY and Hunter College of Social Work, has had an extensive career in social work with a focus on special needs children. Before joining PFCR in 2011, she was a social worker for the New York Legal Assistance Group (NYLAG), working in their special education/child advocacy unit. She has worked in a preschool for children with special needs as well as in a variety of pediatric medical settings.
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Hannah Flegenheimer Hannah Flegenheimer, Ed.D., a graduate of Teachers College, Columbia University, spent five years as Executive Director of the Learning Disabilities Association of New York City and served, until recently, as a member of its Board. She worked for 15 years at the New York State Education Department where she supervised the staff responsible for monitoring school districts’ compliance with special education laws and regulations. She has taught special education courses at a number of colleges and universities and has supervised student teachers at public and private schools in New York City. At PFCR, she reviews clients’ school records and works with lawyers in preparing cases.
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Jessica Gross is a Phi Beta Kappa graduate of Barnard College, Columbia University and a Magna Cum Laude graduate of NYU School of Law. Following law school, she worked until 2009 in the corporate department at Simpson, Thacher & Bartlett where she specialized in securities law. She joined PFCR in 2011.

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Michael D. Hampden Michael D. Hampden, has been with PFCR since February 2000. A graduate of Haverford College and Harvard Law School, he has more than 40 years of experience representing low-income families in a broad range of civil legal issues. He has previously served as Executive Director of Westchester/Putnam Legal Services, Project Director of Bronx Legal Services, Attorney-in-Charge of the New York Legal Aid Society, Bronx trial office, and Assistant Attorney-in-Charge of the Legal Aid Society, Civil Appeals Bureau. He is the 1999 recipient of the Denison Ray Award from the New York State Bar Association and the Annual Legal Services Award from the Association of the Bar of the City of New York. In addition, he has trained dozens of public interest lawyers in diverse practice areas, and was a lecturer and author at the Practising Law Institute’s Third Annual School Law Institute.
David Irwin David Irwin, a graduate of Harvard Law School, served three years as a Navy JAG and spent over 30 years as a partner at Dewey Ballantine LLP. After retiring in 2005, David joined PFCR where he works in the special education unit. David has long been an active participant in local civic affairs in his home town of Scarsdale, New York, and he is an active volunteer with the United Way.
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Leslie Kimball has worked as Counsel at Hogan & Hartson, LLP in New York, as Senior Staff Attorney at Pro Bono Partnership in White Plains, New York, and most recently at the Law Office of Leslie Y. Kimball, where she provides low cost legal advice and education to New York child care providers. A graduate of California State University and University of San Francisco Law School, Ms. Kimball has lived and worked in Japan, where she also served as Acting Director of Temple Law School in Japan for a semester.
Janice Pai Martindale, Intern is a student at NYU School of Law. Prior to moving to New York, Janice taught in public school in Houston, Texas. She has taught both in special education and general education classrooms. Janice received her undergraduate degree from The University of Texas at Austin.
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