'Parks' producer Harris Wittels found dead

Bill Keveney | USA TODAY

Show Caption Hide Caption Harris Wittels of 'Parks and Rec' dead at 30 At just 30 years old, Harris Wittles had an impressive resume including a co-executive producer title on 'Parks and Recreation'. He was found dead of a suspected drug overdose at his Los Angeles home.

Harris Wittels, a co-executive producer of NBC's Parks and Recreation, died Thursday.

Police found Wittels to be unresponsive at his Los Angeles home when they responded at noon to a call regarding a possible drug overdose, said Officer Jeffrey Dohlen of the Los Angeles Police Department. A work assistant discovered the 30-year-old Wittels, police said.

In addition to his TV work, Wittels is credited with coining the popular term humblebrag, a word defined on Amazon.com as brags that are "ever-so-thinly disguised as transparent humility." He wrote a 2012 book, Humblebrag: The Art of False Modesty, based on a Twitter feed dedicated to such boastings..

Besides Parks, Wittels' other writing credits include Eastbound & Down and The Sarah Silverman Program.

Parks and Recreation, which stars Amy Poehler, ends its seven-season run on Tuesday.

Friends mourned the loss of Wittels via Twitter, with Silverman expressing her sorrow.

Comedian Kevin Nealon also conveyed his grief.