Dr. Randall Engle, Ph.D.

Primary Investigator


Research Interests

  • The nature and causes of limitations in working memory capacity
  • The role of those differences in real-world cognitive tasks
  • The association of working memory capacity and cognitive control to fluid intelligence

  • Christopher Draheim, M.S.

    Graduate Student & Lab Manager


    Research Interests

  • Individual differences in working memory capacity, fluid intelligence, and executive functioning
  • How individuals adjust performance to meet task demands
  • Measurement of executive function tasks

  • Jason Tsukahara, M.A.

    Graduate Student


    Research Interests

  • Individual differences in working memory capacity
  • Mind wandering and it's relation to cognitive abilities
  • The relationship between general discrimination ability and executive functions
  • Pupilometry as a physiological index of cognitive activity

  • Jessie Martin, M.S.

    Graduate Student


    Research Interests

  • Prospective memory
  • Executive functions
  • Dissociating the relationship between working memory capacity and fluid intelligence
  • Bilingualism, language proficiency, and cognition