Share this postBright Spots3 Things: Letters of Note, Ethan Kuperberg, and Greg HochmuthCopy linkFacebookEmailNotesMore3 Things: Letters of Note, Ethan Kuperberg, and Greg HochmuthChris DuffyDec 12, 2015∙ PaidShare this postBright Spots3 Things: Letters of Note, Ethan Kuperberg, and Greg HochmuthCopy linkFacebookEmailNotesMoreShareThis post is for paid subscribersSubscribeAlready a paid subscriber? Sign in