David studied English Literature at the Hebrew University of Jerusalem. In 1995, he joined the Israeli army, where he belonged to the combat engineering units. He then moved to the Czech Republic and for many years worked as a leading Czech journalist. He lectured in media education at the Anglo-American University in Prague.
David is a certified coach and couples’ therapist. He received his education in England in Certified Elite Performance Coaching (CEPC). He specializes in relationship therapy and mental health issues for companies and their employees. He works as a couple therapist, coach and company director at Calmea Therapy Center.