Dorothy taught English, French, and Japanese for over 18 years in Asia, Africa, and the US. She holds an MA in TESL from the School for International Training in Vermont, USA. An author of over 20 textbooks, she now concentrates on writing and editing English language teaching materials and conducting teacher training workshops. Her areas of specialty and interest are teaching writing, teaching reading, business English, academic English, testing, and humor. She is a frequent plenary speaker at international conferences and teaches short courses online.
In 2012, Dorothy launched Wayzgoose Press to publish quality works of fiction and non-fiction.