James Michael Peterik (/ˈpiːtərɪk/ PEE-tə-rik; born November 11, 1950) is an American musician, singer and songwriter. He is best known as the founder of the band Survivor, as vocalist and songwriter of "Vehicle" by the Ides of March, and as co-writer of the anthem "Eye of the Tiger", the theme from the 1982 film Rocky III.
Peterik has co-written songs for 38 Special ("Rockin' into the Night", "Hold On Loosely"), Lynyrd Skynyrd, Blackhawk, Cheap Trick, Sammy Hagar ("Heavy Metal"), Cathy Richardson, Van Zant, Brian Wilson, REO Speedwagon, and The Beach Boys. He is currently fronting the melodic rock band Pride of Lions, smooth-jazz project Jim Peterik's Lifeforce, and has a regular series of yearly concert performances with an all-star cast as World Stage. He is also active as a producer and mentor to young, developing talent.