As a multidisciplinary team of professionals in the fields of psychology, psychiatry, nursing, social work, and counseling, we cherish individual human life with dedication and passion. We have all completed rigorous intensive DBT team training in Seattle and are committed to the professional ethical standards of the American Psychological Association to maintain the upmost qualification to protect human lives.


Yong Cho, Ph.D.

• Licensed Clinical Psychologist in New York
• CEO / the Tree Group
• President / Open Clinic for Human Rights Victims
• Adjunct Professor / Ewha Women’s University

Dr. Cho is the CEO of the Tree Group. He is a licensed clinical psychologist in the state of New York. He graduated from the University of Utah and received his doctoral degree in Clinical Psychology at the New School for Social Research in New York. He started his clinical training at Beth Israel Medical Center and was trained extensively at the Zucker Hillside Hospital/ North Shore Long Island Health System.

He established the Tree Group in 2003 to provide evidence
based psychological services in New York and in Seoul. With dedicated support from distinguished psychologists in the U.S. the Tree Group accomplishes its mission of relieving the suffering of their clients and of educating and training future clinicians with true compassion.

His expertise in the field of cultural psychology and transcultural mental health was noted in the New York Times (2003) and he has been providing ethical services to culturally diverse clients. His professional specialties also allow him to reach out to the survivors of human rights violations and sexual assault at the Open Clinic for Human Rights Victims, a non-profit organization.



Songhee Chae, M.A. _ Vice-President of the Tree Group / Professional Psychotherapist

Ms. Chae, the Vice-President of the Tree Group and a professional psychotherapist, graduated from Ewha Women’s University with a degree in Psychology and received her masters degree at the same university. She received clinical training from the Tree Group and its affiliated institution, EBTCS (Evidence Based Treatment Center of Seattle). She further completed DBT (Dialectical Behavioral Therapy) training in Behavioral Tech. She is an expert in DBT and PE (Prolonged Exposure) treatment, and focuses on BT (Behavioral Therapy) an CBT (Cognitive Behavioral Therapy) for children, adolescents, and adults. She also treats sexual violence survivors and other clients with trauma. She is an advisor for other related institutions and groups as well.  

– B.A. in Psychology at Ewha Women’s University   
– M.A. in Psychology at Ewha Women’s University   
– Received clinical training from EBTCS (Evidence Based Treatment Center of Seattle)  
– Received DBT training from Behavioral Tech in the US 
– Co-author of a psychotherapy novel “The Seven Room”  


Yuyeon Kim, M.S. _ Manager of DBT Center of Korea / Psychotherapist   

Ms. Kim is a psychotherapist and the manager of DBT Center of Korea at the Tree Group. She graduated from Emory University with a degree in Psychology and received her masters degree in Clinical Social Work at Columbia University. She is a Licensed Certified Social Worker (LCSW) in Massachusetts. She interned at the Jewish Guild for the Blind and Mount Sinai Hospital, and worked as a Case Manager at United Cerebral Palsy of MetroBoston in Boston, MA. She conducts behavioral therapy and cognitive behavioral therapy for children, adolescents, and adults under IPS and DBT. She also gives bilingual education under ALC.

– B.A. in Psychology at Emory University 
– M.S. in Clinical Social Work at Columbia University  
– Intern at The Jewish Guild for the Blind  
– Intern at The Addiction Institute of New York at Mount Sinai Hospital 
– Case Manager at United Cerebral Palsy of MetroBoston 
– Licensed Certified Social Worker (LCSW) in Massachusetts 


Seungha Lee, MSc _ Manager of International Psychological Services / Psychotherapist  

Ms. Lee is a psychotherapist and the manager of International Psychological Services (IPS) at the Tree Group. She graduated from McGill University with a degree in Psychology and received a masters degree with Distinction in Psychology at University College London. Her research at University College London focused on inhibition in early vs. late bilinguals. She also has a TESOL (Teaching English to Speakers of Other Languages) certificate. She conducts behavioral therapy and cognitive behavioral therapy for children, adolescents, and adults under IPS and DBT. She also gives bilingual education under ALC.

– B.A. in Psychology at McGill University  
– MSc. In Psychology at University College London  
– TESOL (Teaching English to Speakers of Other Languages) Certificate 


Seonghae Jeon, M.P.A. _ Manager of Active Learning Center / Active Learning Specialist 

Ms. Jeon is an Active Learning Specialist and the manager of School of Life – Active Learning Center (ALC) at the Tree Group. She graduated from State University of New York-Binghamton University with a degree in mathematics and received her Masters in Public Administration at the same university. She received a TEFL (Teaching English as a Foreign Language) certificate from the International TEFL Academy and taught English and Korean in the New York YMCA and in Tokyo Language School. She worked as an advisor in the Office of International Services and institutions for Asian immigrants in New York, helping international students and immigrant communities. Se educates bilingual children, adolescents, and adults under ALC.

-B.A. in Mathematics at State University of New York_Binghamton University  
– M.P.A. at State University of New York_Binghamton University  
– TEFL Certificate at International TEFL Academy 


Mirin Yang, M.A. _ Active Learning Center Coordinator / Active Learning Specialist  

Ms. Yang is an Active Learning Specialist and Active Learning Center Coordinator at the Tree Group. She graduated with degrees in Criminology and Psychology from Royal Holloway University of London and received her masters degree in Global Criminology at Utrecht University in the Netherlands. At Royal Holloway University of London, she researched youth awareness of substance abuse, and at Utrecht University, she researched online hate crime. She educates bilingual children, adolescents, and adults under ALC.
 
– BSc in Criminology and Psychology at Royal Holloway University of London 
– M.A. in Global Criminology at Utrecht University 


Seungmin Lee, B.A. _ International Psychological Services Coordinator / Active Learning Center Specialist  

Ms. Lee is an Active Learning Specialist and coordinator for IPS at the Tree Group. She graduated with a degree in Psychology from Wellesley College in the US, and conducted cross-cultural research analysis. She educates bilingual children, adolescents, and adults under ALC.

– B.A. in Psychology at Wellesley College 
– Research Assistant at Wellesley College Psychology Department 


Minjoo Kim, B.A. _ Marketing Coordinator / Active Learning Specialist

Ms. Kim is an Active Learning Specialist and the marketing coordinator at the Tree Group. She graduated with degrees in Psychology and Theater from Colgate University. She received High Honors for her senior thesis on foreign language and emotion. She educates bilingual children, adolescents, and adults under ALC.

– B.A. in Psychology and Theater at Colgate University
– High Honors, Senior Thesis on Foreign Language and Emotion at Colgate University   


Dr. Marsha Linehan, DBT Center of Seattle, and DBT Center of Korea

The Tree Group Clinicians