John W. Danner (born August 18, 1966)[1] is an American entrepreneur who founded NetGravity, Rocketship Education, Zeal Learning, Dunce Capital, ProjectRead.ai and SparkSpace.ai.
It made software that helped large media companies and websites manage Internet advertising.
[7] After receiving his degree from Vanderbilt, Danner went on to work as a public school teacher in Nashville, Tennessee from 2002 to 2005.
By combining live coaches and machine learning, Zeal reduced the cost of math tutoring, effectively solving Bloom's Two Sigma Problem.
[13] Dunce has made over 50 early investments in companies like outschool, Synthesis, stepful, contra, and SchoolAI.
Starting in 2024, Danner began teaching Lean Launchpad for Education at Stanford University with Jennifer Carolan and Emma Brunskill.