Parents at Browns Valley TK-8 in Napa are in open revolt after learning that Principal Meshach Osborne will be replaced at the end of the school year, a move they say came with little warning and zero real dialogue. The announcement, which surfaced last Saturday, set off a flurry of emails, a growing petition and hallway conversations as families scrambled to understand why a long-serving district educator is being pushed out. Osborne, who became principal in August 2023 and has spent more than two decades in the Napa Valley Unified School District, is credited by supporters with providing steady leadership during a period of shifting enrollment and program changes. Organizers are collecting signatures and pressing the district to spell out its rationale before the…..