约翰•D•巴罗是剑桥大学的数学教授兼千年数学项目主任，英国皇家学会研究员，天文学Gresham教授。 他的主要科学研究领域是宇宙学，著有许多深受读者欢迎的科普书籍，内容涵盖物理学、天文学、数学等领域的进展以及其重要意义，作品有The Left Hand of Creation, The Anthropic Cosmological Principle, The World Within the World, Theories of Everything: The Quest for Ultimate Explanation, Pi in the Sky: Counting, Thinking, and Being, Impossibility: the limits of science and the science of limits, Between Inner Space and Outer Space, The Origin of the Universe, The Universe that Discovered Itself, The Book of Nothing, The Constants of Nature: from alpha to omega ，以及最新出版的The Infinite Book: a short guide to the boundless, timeless and endless. 他还是获奖舞台剧Infinities的作者。