April - June and Late Oct can be a good time to visit Phu Quoc with less crowds, cheaper prices and fairly good odds of reasonable weather. You will find that April and May are the hottest months with temperatures reaching 35 degrees and humidity around 80% to 85%.
Psychology as a self-conscious field of experimental study began in 1879, when Wilhelm Wundt founded the first laboratory dedicated exclusively to psychological research in Leipzig, Germany. Wundt was also the first person to refer to himself as a psychologist.
in psychology: Early history. ...of the founding fathers of psychology as a formal discipline and science, which occurred late in the 19th century, were Wilhelm Wundt in Germany and William James in the United States.