I've participated in the last few chats, and enjoyed them thoroughly, but this one hit on a Saturday afternoon, and I was busy. I know it's difficult to find the right time, world-wise. I'm east-coast USA, and week-day evenings are better for me.
I'm not sure about guests from different fields, but it's worth a try, especially if we can get into the jargon and terminology from their particular area of interest. it's all about the words....



formerly known as etaoin...