Deletion of Joyce Dyer

Comment: according to Amazon, at least her earlier two books were reissued in paperback http://www.amazon.com/exec/obidos/search-handle-url/index=books&field-author-exact=Joyce%20Dyer&rank=-relevance%2C%2Bavailability%2C-daterank/104-3780239-3822314 after the initial hardcover edition.  That's a strong indication towards the 5000-sales guideline in 
Stance: keep
Cited policy: Wikipedia:Notability (WP:BIO)