I love Fontin, and it has a sans version.
Fontin:
http://www.josbuivenga.demon.nl/fontin.html
Fontin sans:
http://www.josbuivenga.demon.nl/fontinsans.html
When I'm working with in in Word, I compress it by .1 point.
Just ignore this; I hadn't read back to the beginning to realize it's already been mentioned.