Mandy Siegfried

A traumatic event near the end of the summer has a devastating effect on Melinda's freshman year in high school.

When her parents confine her to a mental hospital, an overweight teenage girl, who suffers from panic attacks, describes her experiences in a series of letters to a friend.

When Sierra falls for Caleb, a boy who made a terrible mistake years before, she is determined to help him find forgiveness, despite the disapproval and suspicions they meet.

"Seventeen-year-old Stevie is trapped. In her life. In her body. And now in an eating-disorder treatment center on the dusty outskirts of the New Mexico desert. Her dad has signed her up for sixty days of treatment. But what no one knows is that Stevie doesn't plan to stay that long. There are only twenty-seven days until the anniversary of her brother Josh's death--the death she caused. And if Stevie gets her way, there are only twenty-seven days...

In this supernatural YA series debut, a teen girl caught between life and death must fight powerful dark forces for control of her own fate.
Madison Avery's prom was killer—literally. For some reason she's been targeted by a dark reaper—yeah, that kind of reaper—intent on getting rid of her, body and soul. But before the reaper could finish the job, Madison was able to snag his strange, glowing amulet and get away.
Now...

As her senior year of high school starts, Laurel is just beginning to adjust to Tamani's absence when he suddenly reappears, telling her he must guard her against the returning threat of the trolls that pose a danger both to her and to Avalon.

Find Me Unafraid tells the uncommon love story between two uncommon people whose collaboration sparked a successful movement to transform the lives of vulnerable girls and the urban poor. With a Foreword by Nicholas Kristof. This is the story of two young people from completely different worlds: Kennedy Odede from Kibera, the largest slum in Africa, and Jessica Posner from Denver, Colorado. Kennedy foraged for food, lived on the street, and taught...

Like her idol Sherlock Holmes, eighth grader Ingrid Levin-Hill uses her intellect to solve a murder case in her home town of Echo Falls.