# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2019-05-03 09:42:25 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/1124247833522188290) In reply to: [@keefmoon](http://twitter.com/keefmoon/status/1124242937301340160) Erik Selvig just said he knew of a scientist who was an “expert in gamma radiation” so, that’s Bruce Banner I guess. “then SHIELD showed up and he wasn’t heard from again”. SHIELD wasn’t really involved in Banner’s disappearance though. 🤔