Phase transitions in social sciences: two-populations mean field theory

Phenomenological approach to profile impact of scientific research: Citation Mining

Phenomenological Models of Socio-Economic Network Dynamics

Philosometrics

Philosophical Implications of Inflationary Cosmology

Physicists in times of war

Physicists Thriving with Paperless Publishing

Physics and Society: A sub-discipline of Physics

Physics Education Research: Or it's so hard to find good help these days

Physics of randomness and regularities for cities, languages, and their lifetimes and family trees

Physics of risk and uncertainty in quantum decision making

Physics of systems with motivation as an interdisciplinary branch of science

Physics of traffic gridlock in a city

Plagiarism: Words and ideas

Planar unclustered scale-free graphs as models for technological and biological networks

Planetary-Scale Views on an Instant-Messaging Network

Playing The Hypothesis Testing Minority Game In The Maximal Reduced Strategy Space

Pluralistic Modeling of Complex Systems

Plurality Voting: the statistical laws of democracy in Brazil

Poissonian bursts in e-mail correspondence