[7] In the November 2010 episode "Never Been Kissed", written to tackle the issue of LGBT youth bullying, Karofsky is revealed to be a closeted gay teen.

[8][9] Adler had previously questioned his character's motivations, but was surprised by the scene in which Karofsky kisses the object of his bullying, openly gay student Kurt Hummel (Chris Colfer).

[4][10] He received a positive response via the social networking websites Twitter, Tumblr and Facebook, and commented that he was "glad to represent such a large group of people".

Adler is a resident artist with The Porters of Hellsgate theatre company in Los Angeles, appearing in three Shakespearean productions with them since 2008.

Adler recorded a heartfelt video for the project, offering words of hope and encouragement for kids and teens facing bullying due to their sexual orientation.

Because of the support that his mother gave him in becoming an actor, he feels that devoting time to raising money for MDA is a way for him to return the favor to her.