In a thought-provoking new book titled "The Neanderthal-Human Hybrid Is Us: Bipolar Disorder, A Behavioral Fossil," author Julia A. Sherman, PhD, presents a radical theory that connects modern human creativity and the genetic traits inherited from Neanderthals to the biology of bipolar disorder. This compelling work, which Sherman describes as revolutionary, integrates insights from paleoanthropology, genetics, and psychology, challenging conventional wisdom about mental health and human evolution.
Sherman builds on historical and contemporary research, referencing the contributions of scientists spanning centuries—from Herodotus to German psychiatrist Ernst Kretschmer and contemporary figures like Juan Luis Arsuaga from Spain and Svante Pääbo from the Max Planck Institute. By exploring how certain Neanderthal genes may influence cyclical behaviors associated with bipolar disorder, Sherman argues that these genetic traits were adaptive during the harsh environment of the Ice Age, aiding survival.
Using accessible language intended for the general audience, Sherman articulates her EOBD-R theory (Evolutionary Origin of Bipolar Disorder-Revised), positing that inherited genetic traits can manifest in behaviors like depression and mania—conditions that may have been advantageous for our ancestors. For example, these traits could support survival strategies during periods of hibernation, when resources were scarce, thus linking mental health with evolutionary biology in a new way.
Sherman's personal experience with bipolar disorder, including the challenges of using psychiatric medications, adds a compelling layer to her narrative. After facing severe health risks from traditional treatments, she successfully managed her condition using innovative light therapies, which she asserts have allowed her to maintain stability for over 25 years without mood swings. This combination of personal history and professional insight underscores her commitment to rethinking bipolar disorder's place within the broader context of human evolution.
Despite initial skepticism from some academic circles, Sherman's theory has begun to garner attention, described by some experts as a "bold" assertion that demands further investigation. She stresses the importance of conducting independent interdisciplinary reviews to confirm or refute her findings, as she believes that we are facing a mental health crisis that cannot be ignored.
"We can't afford to overlook paradigm-shifting ideas, especially in these challenging times for mental health," Sherman warns. Her book offers not only a new perspective on bipolar disorder but also questions the very foundations of how we understand human behavior and mental health in relation to our evolutionary past.
Currently available on Amazon, "The Neanderthal-Human Hybrid Is Us: Bipolar Disorder, A Behavioral Fossil," has the potential to stimulate discussions about the intersection of mental health science and evolutionary biology widely, offering innovative perspectives and suggesting fresh approaches to treatment and understanding. Julia A. Sherman, with her rich background in psychology, is encouraging readers to explore these radical ideas as part of the ongoing discourse surrounding mental health, evolution, and societal understanding.
For more insights from Sherman, visit her website at
JuliaShermanWrites.com.