Agent of Inquiry The Sleeping Partner By Madeleine E. Robins Plus One Press, San Francisco ISBN 978-0-9844362-5-5 $18.95 It’s harder to write a Regency novel than some might think, especially if your audience comprises modern female readers. If, on the one hand, a writer sticks religiously to the historic modes and mores of the time she’s writing about, she risks alienating the inheritors of two hundred years of feminist struggle. On the other hand, it is very difficult to insert “modern” sensibilities into a heroine from 1810 without making her an anachronism in her own story. Combine this with the…