The Leftridge case is full of surprises, with laws, procedures, and evidence ignored. Perhaps his representatives did bad jobs, too. Nonetheless, it seems that he claimed medical issues, and that the principal held onto his medical records and then did not properly submit these records for medical accommodation.
Arbitrator David Reilly's 3020-a Decision
NYC Law Department letter Motion To Dismiss
3020-a Arbitrator Michael Lendino's Opinion and Award
Leftridge Verified Petition by Attorney Jordan Harlow