Higgins earned her B.A. in music from the University of Missouri–Kansas City and completed her graduate work in philosophy at Yale University, receiving her M.A., M.Phil, and PhD. Professor Higgins has taught at the University of California, Riverside, and she is a regular visiting professor at the University of Auckland. She has held appointments as Resident Scholar at the Rockefeller Foundation's Bellagio Study and Conference Center (1993), and as a Visiting Fellow of the Australian National University Philosophy Department and the Canberra School of Music (1997), and also of the Faculty of Psychology and Educational Sciences of KU Leuven (2013). She received an Alumni Achievement Award from the Conservatory of Music at the University of Missouri–Kansas City (1999).
She taught a course for The Great Courses, alongside her late husband Robert C. Solomon, entitled Will to Power: The Philosophy of Friedrich Nietzsche (1999). She also taught a course named World Philosophy (2001).
Works
Nietzsche's Zarathustra (Temple University Press, 1987; rev. ed. 2010), which was named one of the Outstanding Academic Books of 1988-1989 by Choice.
The Music of Our Lives (Temple University Press, 1991, new ed. 2011).
Comic Relief: Nietzsche's "Gay Science" (New York: Oxford University Press, 2000).
A Short History of Philosophy, co-authored with Robert C. Solomon (New York: Oxford University Press, 1996).
The Philosophy of (Erotic) Love, co-edited with Robert C. Solomon (Lawrence: University of Kansas Press, 1991).
From Africa to Zen: An Invitation to World Philosophy, co-edited with Robert C. Solomon (Lanham, Maryland: Rowman and Littlefield, 1993); second edition, 2003; Chinese translation, 2004.
The Cambridge Companion to Nietzsche, co-edited with Bernd Magnus (Cambridge: Cambridge University Press, 1994).
A Companion to Aesthetics, co-edited with Stephen Davies, Robert Hopkins, Robert Stecker, and David Cooper, 2nd ed. (Oxford: Wiley Blackwell, 2009).
Passion, Death, and Spirituality: The Philosophy of Robert C. Solomon, co-edited with David Sherman, Sophia Studies in Cross-Cultural Philosophy of Traditions and Cultures 1 (Dordrecht: Springer, 2012).
Thirteen Questions in Ethics, co-edited with Lee Bowie and Meredith Michaels (San Diego: Harcourt Brace Jovanovich, 1992; Thirteen Questions in Ethics and Social Philosophy, 2nd edition (Fort Worth: Harcourt Brace, 1998).
World Philosophy: A Text with Readings, co-edited with Robert C. Solomon (New York: McGraw-Hill, 1995).
Aesthetics in Perspective (edited) (Fort Worth: Harcourt Brace, 1996).
The Big Questions, co-authored with Robert C. Solomon, 8th ed. (Belmont, Ca.: Wadsworth, 2010); 9th ed., 2014.
Introducing Philosophy, co-authored with Robert C. Solomon and Clancy Martin, 10th ed. (New York: Oxford University Press, 2012).