This research monograph describes a large programming project in which an underwater organism, capable of perceiving, learning, deciding, and navigating, is computationally simulated. The developed computational model serves as a contemporary theory of perceptual-motor performance, embodying much of what is known about human vision and some of what is known about other cognitive processes. This artificial intelligence project has substantial contributions to make to the development of auto...

Praying to God -- but which one? In his cross-cultural study of world religions, Rev. Dr. Thomas Shepherd uncovered two common themes: the need to make sense of life and the need to live it successfully. This dual quest flows through all cultures and unites us all, not by the answers, but by the questions. Central to the human spiritual journey is prayer. From spoken confessions to symbolic rituals and silent meditation, prayer takes many forms. You may have questioned whether your method ...

Every generation throughout history has rethought, reshaped and reinvented Jesus to meet the needs of the times. This successive remaking of Jesus, Dr. Thomas Shepherd asserts, is a sign of a healthy, positive course of intellectual and spiritual growth critical to understanding Christian-based faith. In his sharply witty style, and founded on a decade of research, Dr. Tom takes a solid whack at more than a few human concepts of Jesus handed down through history in an attempt to topple cul...

Drawn from the author's popular column in Unity Magazine, Good Questions gives informative and provocative answers to many of the most gut-wrenching questions people ask as they navigate life and the spiritual path. Dr. Tom doesn't hold back as he creatively engages with readers in answering their questions about personal tragedy, God, evil, religion, the Bible, prayer, healing, forgiveness and death. He also tackles questions about homosexuality, bigotry and violence. But his goal is to h...

On the first warm and sunny day of the year, Washington, D.C., Martin Luther King, Jr. Middle School principal Sharon Riggs needs one more substitute teacher. Victor Kennedy, the father of the school�s secretary, agrees to teach the seventh-grade American-history class for the day and tells the students about the Tuskegee Airmen. During World War II, the Tuskegee Airmen were the first black men allowed into combat, flying over 1,500 missions over the course of the war and winning a signi...