The Quark & the Jaguar book cover (IMAGE) Santa Fe Institute Caption The Santa Fe Institute Press has released a new printing of Murray Gell-Mann’s The Quark & the Jaguar: Adventures in the Simple & The Complex (originally published in 1994). Credit SFI Press Usage Restrictions No restrictions License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.