Kraft literally wrote the book on how space missions were to be run. He wrote all the procedures that you see being executed in Houston's Mission Control, devis

Kraft literally wrote the book on how space missions were to be run. He wrote all the procedures that you see being executed in Houston's Mission Control, devising the roles and responsibilities of each individual from "Flight" to CapComm. If there is a giant in the American space program, it is Christopher Kraft. RIP.