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Who is The Happy Book Lady?


Tessa Yates is a children's author, illustrator and all round happy person.

Tessa makes children's books about choosing happiness, and is currently taking an MA in Children's Book Illustration at The Cambridge School of Art.


School author visits are her jam, and she loves to run illustration workshops for young people and grown ups. 

Book about togetherness - Geoffrey Finds A Bike

Geoffrey Finds a Bike - children's book about friendship
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Tessa's children's book illustration work

Tessa's illustration work is playful and colourful, and she loves making a mess. She's a very Happy Lady when she's outside drawing from life with her magic box of mixed media tricks.

See The Happy Book Lady's illustration work in development over on Instagram. Find out how Tessa makes her children's books, see where her inspiration comes from, and get to grips with why she's so goddam happy all the time.

Book for living the life of your dreams
The Girl Who Walked to the Moon

The Girl Who Walked to the Moon - available on Kickstarter
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Tessa's Happy Books

Each time Tessa faces a big challenge to her happiness, she makes a book about it. Read about the story behind each story on the blog.


Choosing to be happy no matter what life throws at her is an art that Tessa is proud to be cultivating, and she would love to share it with you.


Geoffrey Finds a Bike - Published Autumn 2021

The Girl Who Walked to the Moon - Published 2020

Squirrel and the Three Bears - Published 2019

Book for making friends - Squirrel And The Three Bears