Thomas Brezina

His books are popular because he uses suspense, allowing the readers to decode the plot themselves. The books include cards that exercise readers' skills of observation and imagination.Austrian children's fiction writer Thomas Brezina is known for the detective series A Mystery for You, The Tiger team and The Knickerbocker Gang.

Brezina is also famous for his social activistism. His causes include children's education, animal rights and protection of the environment.

Brezina earned 30 million yuan (4.5 million US dollars) in royalties in the Chinese mainland over the past ten years through 2010.