Silverstein was born to a Jewish family.2 His writing partner is Abby Kohn. They are known for co-writing romantic comedy films such as Never Been Kissed, He's Just Not That Into You, How to Be Single, and the story for Valentine's Day. Their first co-directing project was I Feel Pretty starring Amy Schumer. They also co-wrote the romantic drama film The Vow. They also created the short-lived series Opposite Sex in 2000.
Silverstein married actress Busy Philipps on June 16, 2007, and they have two daughters. They separated in February 2021.3
"Twitter / Busyphilipps25: Happy birthday to my husband!!!!". Twitter.com. Retrieved September 6, 2013. https://twitter.com/Busyphilipps25/statuses/219326527056248836 ↩
Bloom, Nate (April 18, 2018). "Amy Schumer 'feeling pretty'; Joaquin's next flick; and a young Jewish Picasso". J. The Jewish News of Northern California. https://www.jweekly.com/2018/04/18/amy-schumer-feeling-pretty-joaquins-next-flick-young-jewish-picasso/ ↩
"Busy Philipps reveals she and husband separated more than a year ago". Entertainment Weekly. https://ew.com/tv/busy-philipps-and-husband-marc-silverstein-have-separated/ ↩