Adam Jonathan Dutkiewicz (born April 4, 1977)[1] is an American musician and record producer, best known as the lead guitarist of the metalcore bands Killswitch Engage, Aftershock and Times of Grace, as well as the guitarist and co-lead vocalist for the melodic death metal supergroup Serpentine Dominion.

Dutkiewicz also later attended the Berklee College of Music in Boston, studying production, audio engineering, and bass guitar.

For this album he took on the job of co-producer alongside Brendan O'Brien (known for his work with AC/DC, The Offspring, Pearl Jam, Rage Against the Machine, Incubus, Mastodon, and Stone Temple Pilots).

He previously used Parker Guitars for their light weight so as to avoid worsening his back problems, but ended his endorsement due to quality issues after getting his signature model.

[12] The modifications done to the Wolfgangs involve removing the neck pickup, pickup selector switch, and tone knob, replacing the Schaller fine-tuning stop-tail piece with a standard stop-tail piece, replacing the locking nut with a standard nut, and installing locking tuners.

It is based on the TAT Special FX with Fishman Fluence Killswitch Engage Signature pickup in the bridge position.

[13] Dutkiewicz has used a wide variety of amps throughout his career, including the Mesa Boogie Roadster and Triple Rectifier heads, a Marshall JCM900, a modified Soldano SLO-100, and a Hughes and Kettner TriAmp MKII, which he did not like for metal because he said it "didn't hold together well."

[12] Regarding Dutkiewicz's stage personality, Joel Stroetzel stated, "Adam likes to take the piss out of things.

[18] On February 10, 2015, Dutkiewicz was a contestant on the CBS game show The Price Is Right, where he won $51,832 in prizes, including a 2015 Honda Fit, a 2015 Nissan Frontier, a small trailer, and a trip to Borrego Springs.