Cathy Tsang-Feign, MA MS MFT, is a psychotherapist and psychological consultant with more than 20 years of professional experience. She was born in Hong Kong and educated in the United States. She is licensed by the State of California and is a clinical member of the American Association of Marriage and Family Therapists.

Cathy Tsang-Feign has practised professionally in the USA, had a private practice in London's Harley Street, and has run a private practice in Hong Kong since 1988. She also conducts training and seminars for corporate and government organizations. She wrote a weekly family psychology column for the South China Morning Post and other publications for many years, and is the author of the book Living Abroad.

She is married with two children and is an avid gardener in her spare time.