Dr. Brandy Callahan

Principal Investigator

Brandy Callahan is an Assistant Professor of Psychology at the University of Calgary and a Full Member of the Hotchkiss Brain Institute. She holds a Tier II Canada Research Chair in Adult Clinical Neuropsychology and is licensed to practice clinical neuropsychology in Alberta, Ontario and Quebec.


Clinical Research Coordinator

Alexandra joined the lab in the spring of 2018 as a research coordinator. She has a Master's degree in Neuroscience from the University of Calgary and a Bachelor of Science (Honours) in Psychology from Queen's University.

manu sharma

Master's Student

Manu is currently a Master's student in Clinical Psychology at the University of Calgary. He completed his Honours Bachelor of Science in Mental Health from the University of Toronto Scarborough. His current research is examining the differences between those who progress from mild cognitive impairment (MCI) to dementia and those who do not.


Himanthri weerawardhena

Master's Student

Himanthri is completing her Master's in Clinical Psychology at the University of Calgary. Her research is focused on ADHD and personality. Previously, she received an undergraduate degree at the University of Calgary with a Bachelor of Science (Honours) in Psychology and a Bachelor of Science (Honours) in Zoology.

Baeleigh ellement

Undergraduate Researcher

Baeleigh is in the fourth year of her Bachelor of Science in Psychology at the University of Calgary. She is currently completing an honours thesis with the Neurocognitive Disorders Lab, using EEG to look at brain activity in individuals with ADHD.  From 2018-2019 Baeleigh also contributed to a collaborative study at Foothills Hospital looking at social cognition in individuals with cervical dystonia.

Hawra Al-Khaz'Aly

Undergraduate Researcher

Hawra began volunteering with the Neurocognitive Disoders Lab in the fall of 2019. She is currently in the third year of her BA in Psychology at the University of Calgary. Hawra is interested in research on dementia and will be doing her honours with the lab in the 2020-2021 academic year.

past members

vivian huang

Visiting Doctoral Student

Vivian joined the lab in the summer of 2018 as a visiting doctoral student from Ryerson University. She completed a 3-month research practicum and examining whether participants in mild cognitive impairment (MCI) research are representative of MCI patients seen at memory clinics. 


Undergraduate Honours Student

Morgan completed an honours research project for his Psychology BSc in the Neurocognitive Disorders Lab in April 2019. His honours project explored executive functioning in individuals with ADHD. In the summer of 2018 he also received an Alberta Innovates Summer Studentship to investigate the differential diagnosis of Alzheimer's disease and dementia with Lewy bodies.

johnathan milner

Undergraduate Researcher

In the fourth year of his Bachelor of Science  in Psychology at the University of Calgary, Johnathan conducted a research project with the Neurocogntive Disorders Lab. He was studying familial links between dementia and ADHD. 

Anaëlle gonzalez

Undergraduate Researcher

Anaëlle was an undergraduate volunteer in the Neurocognitive Disorders Lab. A Psychology student at the University François Rabelais in Tours, France, she did an exchange at the University of Calgary for the 2017/2018 academic year.

barrett schultz

Undergraduate Researcher

Barrett investigated possible links between restless leg syndrome and dementia in adults diagnosed with ADHD. His aim was to show RLS as an emerging indicator of dementia. Further, Barrett examined cognitive abilities of adults with ADHD, RLS, or both.

azra sorathia

Undergraduate Researcher

Azra volunteered with the Neurocognitive Disorders Lab during the final year of her BA in Psychology at the University of Calgary. She is passionate about volunteering and gaining further research experience in the field of neuropsychology. 

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Brain artwork by http://www.jsayuri.com/