Who do you call when you need a speaker for your next meeting? A local college professor? Someone you once heard at Rotary? Lance Armstrong? Probably none of the above. You want a speaker who is an expert in their field, someone who can hold an audience's attention and someone you can afford. This article explains the four main classifications of speakers for hire and the strengths and weaknesses of each, so you can make an intelligent, informed decision and improve your meeting ROI. 732 words.