Ryan Singer
@rjs
20+ years building product. Author of Shape Up. Former Head of Strategy at 37signals. Email: [email protected]
ID: 10079052
http://feltpresence.com 08-11-2007 21:19:00
844 Tweet
51,51K Followers
0 Following
@rjs
20+ years building product. Author of Shape Up. Former Head of Strategy at 37signals. Email: [email protected]
ID: 10079052
http://feltpresence.com 08-11-2007 21:19:00
844 Tweet
51,51K Followers
0 Following