Online Course:

"Technologies That 

Transformed Humanity"

This 10-day online course summarizes the theories set forth in UNBOUND. Each 5-minute lesson is delivered to your email for 10 consecutive days by, which offers over 250 such courses in a wide variety of subjects. Registration is free for the first 30 days.

The Highbrow course based on UNBOUND is now available in an audio format, narrated by the author. Simply download the Listenable app from the App Store and access "Technologies That Transformed Humanity."

See description of Highbrow course.

Picture Credits

Home Page

Photo of Richard Currier by Cara L. Keith, July 2012.

Cover Art: "Prometheus Carrying Fire," by Jans Cossiers

Cover design by Anthony Morais, Arcade Publishing

Background Skyscraper

Mayan Woman from Guatemala:  

G.E. Stuart and G.S. Stuart, The Mysterious Maya.  National Geographic Society 1977, p. 116.

Ancient Greek Vase:  
Art History, February 25, 2010, "Classical Greek Pottery"  Available at:  Accessed 1/18/2013.

Bushman Woman:

A. Waannenburgh, P. Johnson, and A. Bannister, 

The Bushmen.  Chartwell Books, 1979, Plate 120.

French Cave Painting:  

Grotte de Chauvet. Ministère de la Culture et de la Communication, Préfecture de la Région Rhône-Alpes.  In B. Fagan, Cro-Magnon. Bloomsbury Press 2010, Plate 2.

African Bonobo Standing: 

© Frans Lanting/ Reprinted with permission.

Recent Reviews of UNBOUND

Human Biology Review 8(1):77-82

A PDF copy can be accessed at .

"UNBOUND . . . is a thrilling book unravelling the mysteries of human evolution . . . .

“The . . . information provided in [UNBOUND] is a treasure house for the students of anthropology and the general public. Written in a lucid style . . . [and] providing fascinating insights into the realm of our evolutionary history, it is a welcome addition to the existing repository of knowledge.”

---S.P. Singh, Editor-in-Chief, Human Biology Review

Copyright © 2021 Richard L. Currier, PhD. All Rights Reserved.