Featuring the Classic Quartet, John Coltrane, McCoy Tyner, Jimmy Garrison and Elvin Jones, and recorded at the end of a two-week run at Birdland, the music on this album represents one of the most influential groups in music history both performing in a musical style it had perfected. Unknown until 2004 and unheard until now.

Esperanza Spalding's new album explores how songwriters may incorporate knowledge in consultation with practitioners of music therapy, neuroscience, and more to create music that can have a specific effect on the listener. These twelve new songs were created and recorded with different musicians in her traveling lab over the past several months and follow her Grammy Award-winning album from 2019, 12 Little Spells.