Fabi Santiago is a Latina children’s book author and illustrator based in London, UK. About Fabi Happy Birthday, Dog! Out now! A warm and witty tale of best friends, birthdays, rivalry and learning to share. Written by Annabel Pitcher and illustrated by Fabi Santiago. find out more Twice We Make magic Out now!The second spellbinding adventure in the “Once We Were Witches” series. Written by Sarah Driver and illustrated by Fabi Santiago. find out more Fabi’s childrens’ books view all books