Thirty-two-year-old Amy Denison volunteers at Glory's Place, an after school program where she meets seven-year-old Maddie, a precocious young girl who has spent her childhood in foster care. Unbeknownst to Amy, Maddie is a mini-matchmaker, with her eye on just the right man for Amy at Grandon Elementary School, where she is a student. Amy is hesitant - she's been hurt before, and isn't sure she's ready to lose her heart again - but an unexpected...

"From a renowned historian comes a groundbreaking narrative of humanity's creation and evolution--a #1 international bestseller--that explores the ways in which biology and history have defined us and enhanced our understanding of what it means to be "human." One hundred thousand years ago, at least six different species of humans inhabited Earth. Yet today there is only one--homo sapiens. What happened to the others? And what may happen to us? Most...