Andrew Campbell is the author of The Australian Illicit Drug Guide. He is a drug and trauma counsellor and researcher who has worked in the drug field for the past decade. He studied psychotherapy and trauma at the Cairnmillar Institute in Melbourne and trained as a drug counsellor at Odyssey House therapeutic community (Vic.). Andrew completed his PhD at the School of Social Sciences at Deakin University where he was awarded the Isi Leibler University Prize.