The identity of each contributing author is announced yearly each autumn; they then submit their manuscripts to the collection in early summer the following year at a public 'handover ceremony' in the forest where the trees are growing. Contributors to the collection so far: • 2014 –
Margaret Atwood,
Scribbler Moon, submitted 27 May 2015. • 2015 –
David Mitchell,
From Me Flows What You Call Time, submitted 28 May 2016 • 2016 –
Sjón,
As My Brow Brushes On The Tunics Of Angels or The Drop Tower, the Roller Coaster, the Whirling Cups and other Instruments of Worship from the Post-Industrial Age, submitted 2 June 2017 • 2017 –
Elif Shafak,
The Last Taboo, submitted 2 June 2018 • 2018 –
Han Kang,
Dear Son, My Beloved, submitted 25 May 2019 • 2019 –
Karl Ove Knausgård,
Blind Book, submitted 12 June 2022 • 2020 –
Ocean Vuong,
King Philip, submitted 21 May 2023 • 2021 –
Tsitsi Dangarembga,
Narini and Her Donkey, submitted 12 June 2022 • 2022 –
Judith Schalansky,
Fluff and Splinters: A Chronicle, submitted 21 May 2023 • 2023 –
Valeria Luiselli,
The Force of Resonance, submitted 26 May 2024 • 2024 –
Tommy Orange, manuscript submission scheduled for 2 June 2025 indefinitely postponed Now schedule for 28 June 2026 • 2025 –
Amitav Ghosh manuscript submission scheduled for 28 June 2026 The Future Library Trust's committee of trustees make a new selection annually based on the criteria "outstanding contributions to literature or poetry, and for their work's ability to capture the imagination of this and future generations".
Umberto Eco and
Tomas Tranströmer, both deceased as of 2016, were previously considered as potential contributors. All other authors approached by Paterson are believed to have accepted the invitation. ==Critical reception==