Earp has written on a wide range of topics, including free will,[3] sex and gender[4] and the replication crisis in psychology[5] He currently writes the quarterly "Philosophy in the Real World" column for The Philosopher. In 2019, Earp wrote his first book (co-written with Julian Savulescu), published in the UK as Love Is the Drug: The Chemical Future of Our Relationships[6] and in the United States as Love Drugs: The Chemical Future of Relationships).[7][8][9][10][11]
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^Earp, Brian D.; Everett, Jim Albert Charlton; Crone, Damien; Nadelhoffer, Thomas; Caruso, Gregg D.; Shariff, Azim; Sinnott-Armstrong, Walter. "Determined to be Humble? Exploring the Relationship Between Belief in Free Will and Humility". PsyArXiv. doi:10.31234/osf.io/3bxra.