Steve Ressler

TSA Idea Factory is probably the flagship example – https://www.govloop.com/profiles/blogs/ideafactory-does-crowdsourcing-ideas-work-take-a-look-at-tsa-s-pr?xg_source=activity

Technology – lots of folks have used Ideascale to do it (SAVE awards from WH use it) but some other ideas include Spigit (higher-end, more robust) and you can also customize Sharepoint to get a close resemblance (not perfect, but in case already have sharepoint). Uservoice is also popular for same thing