Professor Taylor specializes in philosophy of language and philosophy of mind.

His interests ranged from purely historical research to the philosophy of history, religion and philosophy.

His major work has been in the philosophy of language and philosophy of mind.

He made influential contributions to the philosophy of language, epistemology and Christian philosophy.

Hornsby's work focuses primarily on the philosophies of mind, action, language, and feminist philosophy.

His main areas of philosophical interest are philosophy of mind, political philosophy and ethics.

His philosophical contributions are primarily in philosophy of religion and philosophy of science.

His specialties are the philosophy of mind and philosophy of language.

In the years following his graduation he expanded his scholarly interest to philosophy of law and later political philosophy.

His principal expertise is in the philosophy of mind and philosophy of language.