1. With just one speech, former Federal Reserve Chairman Ben Bernanke earned more money than his total annual salary in 2013.

    Hillary Clinton rakes in more than $200,000 per speech, and her husband has reportedly been paid three-quarters of a million dollars per speech.

    The lucrative speaking circuit offers a hefty paycheck for many former politicians who transition from government to the private sector.

    With commencement speech season upon us, here are the highest-paid speakers:

speakersTREE_768 Twenty highest paid public speakers Photo: International Business Times/Hanna Sender