Research interests

  • Cognitive Abilities
  • Automatic Item Generation
  • Psychometrics
  • Structural Equation Modeling


  • Forthmann, B., Jendryczko, D., Scharfen, J., Kleinkorres, R., Benedek, M., & Holling, H. (2019). Creative ideation, broad retrieval ability, and processing speed: A confirmatory study of nested cognitive abilities. Intelligence, 75, 59-72​
  • Jendryczko, D., Scharfen, J., & Holling, H. (2019). The Impact of Situational Test Anxiety on Retest Effects in Cognitive Ability Testing: A Structural Equation Modeling Approach. Journal of Intelligence, 7(4), 22.