Biographical:

To learn more about Dr. Andres Martin’s professional interests and education, click on this link to the Yale Medical Group. Enter “Andres Martin” into the search box to get to his page.

Bibliographical:

Here is a review of Dr. Andres Martin's book, Pediatric Psychopharmacolgy.

Cultural:

To read more about the ancient history of geometric designs in tattoos, in artwork and in cave paintings, including insight into the spiritual traditions from which they emerge, read Buffie Johnson’s Lady of the Beasts (HarperCollins, 1988). This book includes a wealth of striking images. To read a description of the book, as well as reviews, click on this link to Amazon.com and enter Buffie Johnson in the search box.

Click here to read a brief history of tattooing.

This link provides more insights into the background of tatooing and its uses in various cultures.

Here is an on-line magazine devoted to all aspects of tattooing. Includes history, uses in various cultures, and a chat link.

This short encyclopedia article discusses tattooing among North American Indians.

Here's an article that appeared in the Ohio State University Student Newspaper, which addresses the controversy regarding legal issues related to tattoos.