Associate Professor Ross G. Menzies has been providing cognitive-behaviour therapy for anxiety, depression, anger, couples conflict and related issues for over two decades. He completed a B.Sc (Psych), M.Psychol (Clin), and a PhD in clinical psychology at the University of New South Wales in Sydney, Australia. He is currently Associate Professor in Health Sciences at the University of Sydney. He is the past New South Wales' president, and twice national president, of the Australian Association for Cognitive Behaviour Therapy (AACBT). He is the long-standing editor of Australia's national CBT scientific journal, Behaviour Change. He has recently been appointed the convenor and president of the 8th World Congress of Behavioural and Cognitive Therapies to be held in Australia in 2016. Associate Professor Menzies is an active researcher and currently holds over $5 million in national competitive research grants. He has produced 5 books, over 150 international journal manuscripts and book chapters and is regularly invited to speak at conferences and leading universities and institutions around the world. He continues to attract patients from across metropolitan Sydney, Australia, rural New South Wales, Australia, interstate and from overseas, with many individuals and families travelling thousands of kilometres to receive treatment at his private practice. The current book is his second major work on anger.Steven Laurent is a clinical psychologist with extensive experience in treating the full range of psychiatric disorders. He is regular guest lecturer at the University of Sydney, Australia, where he has taught on anger-related disorders and states, mood disorders, anxiety disorders, and drug and alcohol disorders. Currently, he works in private practice in the inner west of Sydney, Australia. Laurent completed a masters in Clinical Psychology at the University of New South Wales, Australia, where his thesis centred on facial perception in `psychopaths'. Laurent's interest in anger arose in the 1990s during the completion of undergraduate degrees in philosophy and formal logic at the Sorbonne in Paris, France.