matt_nagle_west_marin_school_principal
West Marin School Principal Matt Nagle calls the achievement gap between Anglo and Latino students a crisis, and is bringing that focus to his campaign for county superintendent of schools.   David Briggs

Incumbent Mary Jane Burke will face a West Marin challenger for her seat as county superintendent of schools this June. Matt Nagle, the principal for West Marin and Inverness Schools, filed his paperwork and spent part of his evenings this week collecting signatures for his nomination. He needs 20 by March 9. 

The Fairfax family man has served as principal of the two West Marin schools for the past six years, previously working for over…