CHANGING CAREERS I was an English Language Acquisition teacher for almost twenty-five years. During this time, I worked with students from many different linguistic and cultural backgrounds. How these students communicated with me and each other, and when and why bilingual people chose to code switch, or alternate between two or more languages in a single conversation, have been sources of on-going interest and fascination for me. Randy Pausch said, “The most difficult part of writing a book is not devising a plot which will captivate the reader. It’s not developing characters the reader will have strong feelings for or…