Diane Tehan, MA, LPC

Director of Strategic Development, Supervisor, & Licensed Professional Counselor

Diane Tehan moved from the U.S. to Thailand with her family in 1991. Since then, she and her husband Tom have served in various roles with SIL International, experiencing what it means to live internationally. After finishing her MA in 2002, Diane completed a counseling internship at the Wycliffe Jaars Center in North Carolina. Diane has been a counselor at Cornerstone since September 2004. Diane and Tom have five delightful children born between 1978 and 1994 (plus their five delightful spouses) and several delightful grandchildren. Diane loves nature, learning things, living in a human body and doing many things creative and artistic.


  • MA (Masters of Arts) in Clinical Psychology, 2002 Wheaton College, Wheaton, Illinois, USA
  • BM (Bachelor of Music) in Performance, 1978, University of Kansas , Lawrence , Kansas , USA


  • Licensed Professional Counselor (2003), North Carolina, USA
  • Licensed LPC Supervisor

Specialized Training

  • Expatriate Concerns
  • Stress and Transition
  • Grief and Loss
  • Attention Deficit Disorders (ADD/ADHD)
  • Personality Typologies (Enneagram, DiSC, MBTI)
  • Sexual Issues and Difficulties
  • Critical Incident Stress Management
  • EMDR for Trauma processing
  • Counselor Supervision

Counseling Interests and Experiences

  • Brain Health
  • Communication Skills
  • Relationship Improvement
  • Emotional Development and Expression
  • Body Awareness
  • Trauma Recovery
  • Administrative Consulting on Member Issues

Make an appointment today