Don Dodge is likely to sleep between 2 a.m. and 8 a.m.
Don Dodge - Start-up guy; Forte, AltaVista, Napster, Bowstreet, Groove, Microsoft, Google
Don Dodge is located in Boston/Silicon Valley (Eastern Time (US & Canada) time zone). If the sleeping schedule doesn't appear right, maybe @DonDodge hasn't specified the correct timezone in their Twitter profile.
Use the search box to know the sleeping schedule of another Twitter user.