Alastair Gray, PhD MSc BA Hons ADH PCH, AIH AFHom, Board Certified CHP and Licensed LHP Homeopath  is a Practitioner of Homeopathic Medicine, an International Educator and Lecturer, an author and expert in homeopathic provings. He has run a general natural medicine practice for 20 years, now in Sydney, Australia where his focus is on the treatment of anxiety, depression, addiction and men's health.