Amanda Berry's book "Tensions in Teaching about Teaching" offers her insights about the tensions in researching her practice asa Biology teacher educator. It offers ideas for considering and gaining insights into our self study of our teaching practices. Chapter one is available at the link below. It offers guidelines and questions to ask yourself about your guiding principles or assumptions about teaching. You might use this as a framework for investigating who you are as a teacher and critically investigating your practice.

http://books.google.com/books?id=-wdizzkvRU4C&pg=PA8&lpg=PA8&dq=Amanda+Berry+Teacher+Education&source=bl&ots=lFUVC8Numv&sig=ibWCDEYeS4YHXjNmHlef515sTa0&hl=en&sa=X&oi=book_result&resnum=2&ct=result#PPA1,M1