Research Designs on Human Development. Psychology

Definition of Human Development Research

  • Scientific study of the changes that occur in humans as they age
  • This includes the time from conception up until death

Longitudinal Design

  • One participant/group is studied over a long period of time

Cross-sectional Design

  • A number of age groups are studied at one particular point in time

Cross-sequential Design

  • Participants are first studied as in cross-sectional design but also followed and assessed over time