John Tanner John Tanner has made a career out of examining the systems that make up the field of education in an effort to better understand their real impact on students. He is best known for making some of the most complex parts of the educational process readly understandable. He resides in San Antonio, TX, with his wife, Madeline. Between the two of them, they have six children, a dog, a cat, a bird, and a goldfish named Simon. Read More Read Less