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Jonathan Bergmann was a classroom teacher for 24 years. He now works with teachers, schools and corporations to help them rethink educational practice. He co-founded the Flipped Learning Network and FlippedClass.com. He received the Presidential Award for Excellence for Math and Science Teaching in 2002. Aaron Sams is an educational entrepreneur who co-founded the Flipped Learning Network and FlippedClass.com. He is adjunct professor at Saint Vincent College in Latrobe, Pennsylvania, and was a chemistry teacher in Colorado and California. He was awarded the 2009 Presidential Award for Excellence in Math and Science Teaching.