'' A Mother 's Reckoning : Living in the Aftermath of Tragedy '' is a 2016 memoir by Sue Klebold , the mother of Dylan Klebold . Along with Eric Harris , Dylan was one of the perpetrators of the Columbine High School massacre in 1999 . The book details the childhood and teenage years of her son , and what she says are signs she missed that Dylan was suffering from clinical depression . The book also examines her grieving process in dealing with the fallout of the massacre . In his forward to the book , author Andrew Sullivan wrote , “ The ultimate message of this book is terrifying : you may not know your own children , and worse yet , your children may be unknowable to you . The stranger you fear may be your own son or daughter . ” Sue Klebold donated all of her profits from the book to mental health charities
Columbine High School massacre
Columbine High School massacre
A Mother's Reckoning