About Our Counselors
Therapy — Counseling — DC Therapists
David Sternberg, LICSW
Mr. Sternberg has been in private practice since 2002, providing individual psychotherapy, couples counseling and group therapy. His area of expertise is treating 20- and 30-somethings, assisting them with concerns they have about their relationships and career.
He has been featured several times by local and national media, including Good Morning America, MSN, The Washington Post and match.com.
Prior to starting his psychotherapy practice in Washington, D.C., he worked for four years at a mental health clinic outside Orlando, Fla., where he provided therapy and counseling to children, adolescents and adults. In 2001, he moved back to Washington, D.C., and later worked at Washington Hospital Center, where he was the lead outpatient therapist and provided clinical supervision to colleagues.
Mr. Sternberg received his master’s degree in clinical social work, with honors, from Florida State University in 1997. He received his undergraduate from the University of Rochester (NY). He has held a professional license in Washington, D.C., since 2001.
To schedule an appointment with Mr. Sternberg for individual counseling in Washington D.C., call 202.588.1288 or email him at david@dctalktherapy.com
Kathy Richardson, LICSW
Mrs. Richardson works with clients with depression, anxiety and ADD/ADHD, as well as those undergoing major life transitions such as divorce, geographic relocation and becoming a parent. She offers day and evening appointments.
Mrs. Richardson has a master’s degree in social work from Simmons College in Boston. She was also a teaching fellow at the Family Institute of Cambridge (Mass.), where she completed advanced training in marital and family therapy.
She worked for 13 years at Framingham (Mass.) Psychiatric Counseling Associates, providing psychotherapy to children, adults and families before recently relocating to Washington, D.C. Mrs. Richardson is licensed in Washington, D.C., as a clinical social worker and marriage and family therapist.
To schedule an appointment with Mrs. Richardson for individual counseling in Washington D.C., or family therapy/family counseling in Washington, DC, please call 202.588.1288.
Mari Clemson-Hines, LMFT
Mari Clemson-Hines, LMFT, is a licensed marriage and family therapist in Washington, D.C. She has a master’s degree in counseling psychology from Argosy University (CA) and an undergraduate degree from New York University.
Mrs. Clemson-Hines works with children, adolescents and adults. She specializes in working with individuals who have experienced trauma, including abuse and sexual assault. She is currently working on a post-master’s certificate in trauma therapy.
Prior to joining DC Talk Therapy, Mrs. Clemson-Hines worked as a school therapist in San Francisco and at a group practice in Northern California providing psychotherapy to children, families and adults in a culturally diverse population.
To make an appointment with Mrs. Clemson-Hines for individual counseling in Washington, DC, please call 202.588.1288 or email her at mari@dctalktherapy.com. She has current openings for evening and Saturday appointments.
Erin Nes, LMFT
Erin Nes, LMFT, is a licensed marriage and family therapist in Washington, D.C. She has a master’s degree from the prestigious Couple and Family Therapy program at the University of Maryland (College Park), and a B.A. from the University of Texas at Austin.
Mrs. Nes specializes in couples counseling but she sees some individuals and children (8 and up) as well. She is currently working towards certification as an Emotion Focused Therapist (EFT) couples therapist through the International Center for Excellence in EFT. Mrs. Nes uses EFT to help couples reconnect with each other in times of emotional distance and distress. Among the issues she works with: anger, cheating and new parent adjustment.
Prior to joining DC Talk Therapy, Mrs. Nes worked for the Mental Health Association in Rockville, Md., where she provided individual counseling and family therapy. Mrs. Nes is fluent in Spanish.
To make an appointment with Mrs. Nes for couples counseling, please call 202.588.1288 or email her at erin@dctalktherapy.com. She has current openings for evening and Saturday appointments.
Susan Johnson Doyle
Susan Johnson Doyle joined DC Talk Therapy in January 2012 as the practice‘s administrative assistant.
Prior to joining DC Talk Therapy, Susan’s worked at fundraising and event planning for non-profit organizations including Resources for the Future, Marymount University, and Rails-to-Trails Conservancy. She is a graduate of Tulane University where she studied business and Spanish.
Originally from New Jersey, Susan has lived in Northern Virginia since 1998. Susan and her husband have one son and one daughter. Susan is a certified yoga instructor, teaching several classes a week in the area. She is an active volunteer at her church and children’s school. Her other interests include cooking, running, reading and dance.
For more information about us, please call Susan at 202.588.1288 or email her at susan@dctalktherapy.com.
















