Stan Alto is Rose Hathaway's instructor in Bodyguard Theory and Personal Protection 3 at St. Vladimir's Academy. Stan and Rose have a bad relationship as they always fight in Stan's classes and Rose is often asked to leave the classroom. But after Rose gets to kill two Strigoi and gets her first two molnija marks, Rose's and Stan Alto's relationship improves in Frostbite. In Shadow Kiss, Stan, along with Alberta, were among those that went on a rescue mission to save a group of Moroi and Dhampirs that were kidnapped by Strigoi. When Rose was trying to run back inside to save Dimitri, Stan grabbed her and with the help of Janine, they took her out.