Founder
Founder & Director
Matt Sosnowsky, MSW, MAPP, LICSW is the founder and director of District Psychotherapy.
For over a decade, Mr. Sosnowsky has provided psychotherapy services in agency and private practice settings, helping individuals overcome mental health challenges, manage life transitions, and find passion & meaning in life.
In addition to his clinical practice, he served as Director of Clinical Intelligence at Twill Health (formerly, Happify©) from 2019 to 2023, leveraging AI to support digital mental health solutions.
He began his career working with undergraduate and graduate students at the University of Pennsylvania’s Counseling and Psychological Services (CAPS).
Education & Training
Mr. Sosnowsky earned his Masters in clinical Social Work (MSW) from the University of Pennsylvania in 2012.
He was also one of the earliest graduates of the University of Pennsylvania’s Masters of Applied Positive Psychology (MAPP) program, the country’s first curriculum specializing in positive psychology—a.k.a. the scientific study of well-being.
He graduated from the National Group Psychotherapy Institute’s group training program at the Washington School of Psychiatry.
He earned a Bachelor of Science (BS) in Finance from Penn State University in 2002.