Jason Gregory Evigan (born June 10, 1983) is an American musician, singer, songwriter, and record producer.

His songwriting credits include co-writing and production of Maroon 5's "Girls Like You" and "What Lovers Do", Madonna's "Ghosttown", Demi Lovato's "Heart Attack", the Jason Derulo and 2 Chainz featured three-time platinum "Talk Dirty", David Guetta's "Lovers on the Sun", and Robin Schulz's "Shed a Light".

Evigan was the vocalist for the rock band After Midnight Project, although the band is on hiatus as of October 2, 2014. Jason and Victoria Evigan began their artist project Elephant Heart, known for songs "Hiya" and "Warfare" released in June 2018.

Source: Wikipedia (https://en.wikipedia.org/wiki/Jason_Evigan)