Full Idea
Good reductionism (also called 'hierarchical reductionism') consists not of replacing one field of knowledge with another, but of connecting or unifying them.
Gist of Idea
Good reductionism connects fields of knowledge, but doesn't replace one with another
Source
Steven Pinker (The Blank Slate [2002], Ch.4)
Book Reference
Pinker,Steven: 'The Blank Slate' [Penguin 2003], p.70
A Reaction
A nice simple clarification. In this sense I am definitely a reductionist about mind (indeed, about everything). There is nothing threatening to even 'spiritual' understanding by saying that it is connected to the brain.