That's nearly there. It should be "| last = Peel| first = John", and the "authorlink" gets filled in automatically. But if you're co-crediting Sheila, which I think is proper, it you need to add in
"last2 = Ravenscroft | first2 = Sheila  | author2-link = " after the above fields. Let me know if you get stuck, and congratulations for giving up law. Apart from the money, I haven't regretted it. '''''' (Talk)