Stack Exchange co-founder Jeff Atwood announced that he is leaving the company to spend more time with his family, including his twin daughters Maisie Jane (5lb2oz) and June Adeline (5lb 7oz) who celebrated their 0th birthday (and joined Twitter) last Friday, to the great joy of their parents.

It has been a great honor for all of us to have worked with Jeff over the last four years as Stack Exchange grew from absolutely nothing to a world-changing resource with over 30 million monthly visitors.

When I first met Jeff, I told him that when Stack Overflow was built, it would become a standard part  …