Smartphones: A Game Changer for Psychological Research

As technology continues to advance and smartphones continue to grow in popularity, we argue that smartphones have rapidly evolved as a suitable tool for psychological research. In this editorial, we will first briefly introduce the technological and social features possessed by smartphones that are ideal for psychology research. Then we distinguish two approaches to use smartphones for research, highlighting the external and internal validity of each approach. We further discuss computer skills and analysis methods needed for research with smartphones.