There has been a lot of talk in the United States recently about same-sex marriage. One obvious question is sociological: What are the implications of marriage equality for the longstanding social institution of marriage?

What is color? On the one hand it seems obvious that it is a property of objects – roses are red, violets are blue, and so on. On the other hand, even the red of a single petal of a rose differs in different lighting conditions or when seen from...

The political tradition of liberalism tends to associate political liberty with the individual’s freedom of choice. The thought is that political freedom is intrinsically tied to the individual’s ability to select one’s own path in life – to choose one...

How do we learn our first words? What is it that makes the linguistic intentions of others manifest to us, when our eyes follow a pointing finger to an object and associate that object with a word? Chad Engelland addresses these and related questions i...

There is a movement in contemporary philosophy known as “experimental philosophy” or “x-phi” for short. It proceeds against the backdrop of a critique of contemporary analytic philosophy. According to the Xi-phi critique,

Almost 400 years ago, Galileo wrote that the book of nature is written in the language of mathematics. Today, mathematics is integral to physics and chemistry, and is becoming so in biology, economics, and other sciences,

In a liberal democracy, citizens share political power as equals. This means that they must decide laws and policies collectively. Yet they disagree about fundamental questions regarding the value, purpose, and meaning of life.

In A Natural History of Natural Theology: The Cognitive Science of Theology and Philosophy of Religion (MIT Press, 2015), Helen de Cruz of the VU University Amsterdam and Johan de Smedt of Ghent University examine how the findings of cognitive science ...

We typically make decisions based on a projection of their likely outcome with respect to the things we value. We seek to maximize of enhance the things we think are good, and minimize what we think is bad.

Is the present time uniquely real, or do past or future equally exist? Does saying the word “now” simply express the speaker’s current position in time the way “here” expresses her current position in space? In Time, Language,

Propaganda names a familiar collection of phenomena, and examples of propaganda are easy to identify, especially when one examines the output of totalitarian states. In those cases, language and imagery are employed for the purpose of shaping mass opin...

The mental phenomenon of attention is often thought of metaphorically as a kind of spotlight: we focus our attention on a particular item or task, our attention is divided or diffused when we try to text and drive at the same time,

There’s a longstanding debate in political philosophy regarding the fundamental point or aim of justice. According to one prominent view, the point of justice is to neutralize the influence of luck over individuals’ shares of basic social goods.

What is it to be the same person over time? The 17th-century British philosopher John Locke approached this question from a forensic standpoint: persons are identified over time with an appropriately related series of psychological states,

It is generally accepted that lying is morally prohibited. But theorists divide over the nature of lying’s wrongness, and thus there is disagreement over when the prohibition might be outweighed by competing moral norms.

The quest for an explanation of consciousness is currently dominated by scientific efforts to find the neural correlates of conscious states, on the assumption that these states are dependent on the brain. A very different way of exploring consciousnes...

Contemporary advances in technology have in many ways made the world smaller.  It is now possible for vast numbers of geographically disparate people to interact, communicate, coordinate, and plan.  These advances potentially bring considerable benefit...

The Austrian physicist Ernst Mach, the American psychologist William James, and the British philosopher Bertrand Russell shared an interest in explaining the mind in naturalistic terms – unified with the rest of nature,

It is widely accepted that in uttering sentences we sometimes perform distinctive kinds of acts. We declare, assert, challenge, question, corroborate by means of speech; sometimes we also use speech to perform acts such as promising, commanding,

Metacognition is cognition about cognition – what we do when we assess our cognitive states, such as wondering whether we’ve remembered a phone number correctly. In The Philosophy of Metacognition: Mental Agency and Self-Awareness (Oxford University Pr...

Modern democracy is build around a collection of moral and political commitments.  Among the most familiar and central of these concern voting.  It is commonly held that legitimate government requires a system of universal suffrage. Yet,

What is life after death? Many people may seek an answer to the question by looking to a traditional religion, such as Christianity or Buddhism, and offering its view of an afterlife. In Your Digital Afterlives: Computational Theories of Life After Dea...

One striking feature of humans is that fact that we sometimes act together. We garden, paint, sing, and dance together. Moreover, we intuitively recognize the difference between our simply walking down the street alongside each other and our walking do...

A day after Stephen Yablo bought his daughter Zina ice cream for her birthday, Zina complained, “You never take me for ice cream any more.” Yablo initially responded that this was obviously false. But Yablo,

Our legal systems are rooted in rules and procedures concerning the burden of proof, the weighing of evidence, the reliability and admissibility of testimony, among much else. It seems obvious, then, that the law is in large part an epistemological ent...