Good morning and welcome to Supreme Court Brief. Today is the beginning of the final week of the April argument session. Veteran advocates and and lawyers making debuts will be on the phone in a number of closely watched cases involving the First amendment, environment and more. Wonder which justices have the most former clerks who are in academia? Law professor Howard Wasserman in Florida has answers.

Thanks for reading and your feedback is welcome and appreciated. Contact Marcia Coyle at [email protected] and follow her on Twitter @MarciaCoyle. Contact contributor Tony Mauro at [email protected] and on Twitter @Tonymauro.