Ben says: I'm very pleased to take part in Malaika's 7x7 project. I'm involved in 
Beyond Wordplay, and we featured Allegra Kuney's interview with Malaika about the project back in March -- 
check it out if you haven't already! Let me also plug my recent 
solo crossword debut in the Wall Street Journal (where I have a 
weekly language column), as well as 
Spectacular Vernacular, the language podcast I co-host with Nicole Holliday (there's a wordplay quiz every episode!).