Susan ##ne Martin 's latest book , ` ` Rain Reign , '' hit shelves Tuesday . Martin is best known for her popular ` ` Baby - Sitters Club '' series . Martin has tackled many issues in her books for children .
Ann M. Martin 's latest book , `` Rain Reign , '' hits shelves Tuesday . Martin is best known for her popular `` Baby-Sitters Club '' series . Martin has tackled many issues in her books for children .