Zack Gershen is an EVP & Partner at mtheory, which is an artist development, marketing, strategy and operations infrastructure company, designed for music artist managers. The company was formed to provide managers with the additional manpower and specialized knowledge required to be relevant and successful. mtheory currently works with over 20 artist managers, representing over 100 artists across a diverse range of genres including Twenty One Pilots, Miranda Lambert, Major Lazer, Zac Brown Band, Zedd, A$AP Rocky, Skrillex, The xx, Dillon Francis, Kacey Musgraves, Galantis, and more.