- Author: Aubrey de Grey, Michael Rae
- Language: German
- Year: 2015
- Author: Aubrey de Grey, Michael Rae
- Language: Spanish
- Year: 2015
- Author: Aubrey de Grey, Michael Rae
- Language: Spanish
- Year: 2015
- Author: Aubrey de Grey Michael Rae
- Language: Italian
- Year: 2016
- Author: Aubrey de Grey Michael Rae
- Language: Portuguese
- Year: 2018
- Author: Aubrey de Grey Michael Rae
- Language: English
- Year: 2007
- Author: Aubrey de Grey Michael Rae
- Language: English
- Year: 2007