Panel Discussion - How Do You Handle Pesky Interruptions?

Authors use all kinds of ways to carve out some private time to write.  How do you handle pesky interruptions when you're "in your zone" writing?
Consuelo Saah Baehr:In the Paris Review interviews, it was always interesting to learn how writers structured their writing time.  Most of us have heard that Hemingway always rose at 6 a.m. and wrote standing up, in longhand,