Book Club with the Warden
Answer: OSTEOLOGY
Eli Forcucci

Each line is an equation where the terms are 3 numbers: a number derived from the book title, the dewey decimal section number (dewey decimal sections are integers), and a given number. Use the sum to extract a letter from the dewey decimal section name. The part of the number before the 0 is the amount of letters preceeding the target letter and the part of the number after the 0 is the amount of letters succeeding the the target letter, with the target letter itself being represented by the 0.

Equation Sum Extracted Letter
(440) Pitchforks and Tuning Forks: The Contentious Stuttgart Pitch and the Physics Behind It + (534) Sound and related vibratiOns + 1228 2202 O
(49) The End of the Line for America's Northern Border: Drawing Parallels through Oregon + (973) United States - 417 605 S
(4) Decoding Inherited Nitrogenous Bases in DNA + (576) Genetics and evoluTion + 1023 1603 T
(32) F is for Freezing + (536) HEat - 466 102 E
(57) No One can Catch up to Heinz + (641) FoOd and drink - 489 209 O
(32) An Exposition on Sonata Form in Beethoven's Complete Sonatas + (781) GeneraL principles and musical forms + 5212 6025 L
(95) A Thesis on the Origins of the Protestant Reformation + (209) Sects and refOrm movements + 10707 11011 O
(3) Field Goals: Defining Success in Athletics + (796) Athletic and outdoor sports and Games + 1905 2704 G
(88) The Keys to Mastering the Piano + (786) KeYboard, mechanical, electrophonic, percussion instruments + 1175 2049 Y