Professor John Howson is our resident career expert. With 40 years in education, including spells as a teacher, government chief adviser and business owner, John is the ideal person to answer your career questions. If you have a question on any career or workplace-related topic, make sure you post in the Career clinic forum and include Dear John with a short summary of your query in the subject line of your message. He cannot answer questions by PM. The TES Careers Advice service runs seminars, one-to-one career advice, one-to-one interview coaching and an application review service