She grew up as an only child in Glasgow, and when young began drawing and writing stories. She started writing children's books in 1976, and attended art school in Edinburgh from 1979 to 1984. She then received a travelling scholarship award to go to Milan, and worked as a freelance from 1984 onwards Bloomsbury.com - Children's Authors.

She is the author/illustrator of many books for children including Mr Bear, the winner of a Children's Book Award. She is best known for her black comedy Pure Dead series for older children, which display strong elements of family lives amid dark and fantasy-based plots.

Debi Gliori has written and illustrated numerous picture books. Pure Dead Magic was her first novel. She has at least five children, one golden retriever, and a colony of sea monkeys.

Series

Pure Dead

Pure Dead Magic (2001)

Pure Dead Wicked (2002)

Pure Dead Brilliant (2003)

Deep Trouble (2004) aka Pure Dead Trouble

Deep Water (2005) aka Pure Dead Batty

Deep Fear (2006) aka Pure Dead Frozen

Pure Dead Magic / Pure Dead Wicked / Pure Dead Wicked (omnibus) (2004)

Witch Baby

Witch Baby and Me (2008)

Witch Baby and Me Go to School (2009)

Witch Baby and Me After Dark (2009)

Witch Baby and Me On Stage (2010)

Collections

Debi Gliori's Bedtime Stories (2002)

Debi Gliori's Bedtime Stories (2002)

Picture Books

New Big Sister (1991)

New Big House (1992)

My Little Brother (1992)

Dulcie Dando, Soccer Star (1992)

Lizzie and Her Friend (1993)

Lizzie and Her Puppy (1993)

A Lion at Bedtime (1993)

Lizzie and Her Dolly (1993)

Oliver's Alphabets (1993)

Mr. Bear Babysits (1994)

The Snowchild (1994)

When I'm Big (1994)

A Present for Big Pig (1994)

Willie Bear and the Wish Fish (1995)

Mr. Bear's Picnic (1995)

The Snow Lambs (1995)

Mr. Bear to the Rescue (1996)

Lizzie and Her Kitty (1996)

Princess and the Pirate King (1996)

Mr. Bear Says Are You There, Baby Bear? (1997)

Mr. Bear Says a Spoonful for You (1997)

Mr. Bear Says Good Night (1997)

Mr. Bear Says I Love You (1997)

Mr. Bear Says Peek-A-Boo (1997)

Mr. Bear Novelty Book (1997)

Corragan Is Ordagan (1998)

Hello, Baby Bear (1998)

Mr. Bear Says Hello, Baby Bear (1998)

Mr. Bear's New Baby (1998)

Mr. Bear Says a Little Hush Please (1998)

Mr. Bear Says Can I Have a Hug? (1998)

Mr. Bear Says Let's Go Outside (1998)

Mr. Bear Says Tickly Under There (1998)

Give Him My Heart (1999)

No Matter What (1999)

Mr. Bear's Vacation (2000)

Mr. Bear's Holiday (2000)

Polar Bolero (2000)

Flora's Blanket (2001)

Where, Oh Where, Is Baby Bear? (2001)

Tell Me What It's Like to Be Big (2001)

Tell Me Something Happy Before I Go to Sleep (2002)

Can I Have a Hug? (2002)

Tickly Under There (2002)

Penguin Post (2002)

Flora's Surprise (2003)

Flora's Flowers (2003)

The Big Mr Bear Storybook (2003)

Where Did That Baby Come From? (2004)

Woodland Tales: Hush Little Chick (2005)

Woodland Tales: Little Fox's Picnic (2005)

Little Owl's Swim (2005)

Wake Up Little Rabbit (2005)

Goodnight, Baby Bat! (2007)

Little Bear and the Wish Fish (2008)

The Trouble with Dragons (2008)

Are You There, Baby Bear? (2009)

Bear's Bedtime Lullaby (2009)

Stormy Weather (2009)

Mr. Bear's Birthday (2010)

Anthologies (as editor)

Noisy Poems (1997)

Book of Nursery Rhymes (2001)