Second Brain

Sperling & Kupfer

Il tuo secondo cervello. Un metodo senza precedenti per organizzare le informazioni e aumentare la tua efficienza

Simon Element / Simon Acumen

Building a Second Brain: A Proven Method to Organize Your Digital Life and Unlock Your Creative Potential (English Edition)

Harper Perennial

The Second Brain: A Groundbreaking New Understanding of Nervous Disorders of the Stomach and Intestine (English Edition)

Independently published

Second Brain: Second Brain                      

Harper

The Second Brain: The Scientific Basis of Gut Instinctand a groundbreaking new understanding of nervous disorders of the stomach and intestine

Independently published

SECOND BRAIN: IDEAS+SUCH= APPLICATION            

SECOND BRAIN（セカンドブレイン）　時間に追われない「知的生産術」          

Second brain (English Edition)                  

Independently published

SECOND BRAIN: DECIDING FROM YOUR GUT            

Independently published

Second Brain: Personal Journal