John Krasinski — Good Genes or Good Docs?!

Have John Krasinski‘s looks over the years propelled him to the “Sexiest Man Alive?!”

Here is a 26-year-old version of a smirking paper salesman on “The Office” back in 2005 (left). This was the year he started playing Jim Halpert on the hit NBC sitcom … hands down his breakout role!

And, nearly two decades later, Krasinski pursed his lips and showed a scruffier version of himself for George Clooney‘s charity event at the New York Public Library (right).

The news broke earlier this week … John was given the title of Sexiest Man Alive, but the real question here is: