Lots and lots. There are and have been any number of Kickstarters for whole books covering various older game developers.. Also another source that springs to mind is the Llamasoft blog [1] - Jeff Minter behind Llamasoft fits the profile above perfectly.

There's also a number of magazines devoted entirely to retro gaming, such as retroGAMER [2] that regularly have articles and interviews with the people involved.

[1] http://minotaurproject.co.uk/

[2] http://www.retrogamer.net/