So lately we've been getting the charter-pushing return of the notion that the rising tide lifts all boats. Here's Fordham Institute's head honcho Mike Petrilli at The Hill, throwing in a side of "follow the science" because Petrilli is great (and I say this with all sincerity) at working the angles.
The "science" that he's referring to is a 2019 study-ish thing that Fordham put out (with Walton financing), authored by David Griffith, entitled Rising Tide: Charter School Market Share and Student Achievement. The idea he sets out to prove is that when charters open up, the resulting competition causes all students in all schools--both public and charter--to do better. The rising tide lifts all boats.
Griffith's background is a BA in Politics and Philosophy; later on he went back to school for a Master's in Public Policy. He worked as a political aid for a couple of years, worked briefly as a "research assistant" at two different outfits, did some TA work after grad school, taught for one whole year at a DC charter prep school, then landed a job at Fordham as a Research and Policy Associate. Make of that what you will.
The "study" depends, as always, upon Big Standardized Test data. Its finding included a claim that "high charter market share is associated with" big gains for Black and Hispanic students, but no CONTINUE READING: CURMUDGUCATION: Do Rising Charter Tides Lift All Boats?
