P.K. Hallinan is the author and illustrator of more than 80 children's books, with over 7,500,000 copies sold worldwide. P.K. first began writing and illustrating 35 years ago when his wife asked him to create a picture book as a Christmas gift for their two young sons. Mr. Hallinan is this nation's foremost author of children's books which teach life-long values. His book, For The Love Of Our Earth, was recognized by Early Childhood News as one of America's "100 Best Product Picks for Children." His books, We're Very Good Friends, My Mother and I, and We're Very Good Friends, My Father and I, made the "Top Five" of Waldenbooks National Bestsellers list. Today, his many books, which include, That's What A Friend Is, I'm Thankful Each Day, and How Do I Love You?, are enjoyed by all for the timeless values they share. Booknook.biz has released "Live and Let Live" for P.K. on Apple's iBooks, and we have more wonderful books by P.K. in production.