Dr Gunnar Schmidtmann
Profiles

Dr Gunnar Schmidtmann

Associate Professor of Optometry and Vision Science

School of Health Professions (Faculty of Health)

Dr Gunnar Schmidtmann can be contacted through arrangement with our Press Office, to speak to the media on these areas of expertise.
  • Optometry
  • Neuroscience
  • Visual psychophysics
  • Facial perception
  • Shape perception
  • Laboratory methods
  • Quantitative research
  • Computational modelling
Biography

Biography

2021 - present: Associate Professor of Optometry and Vision Science

2017 - 2021: Lecturer in Optometry

2020 - present: Admissions Tutor

2020 - present: Member of the University Senate

Qualifications

2019: Fellow of the Higher Education Association (FHEA)
2016 - 2017: Postdoctoral Research Fellow (The Research Institute of the McGill University Health Centre, McGill University, Canada)
2013 - 2016: Postdoctoral Research Fellow (McGill Vision Research, Department of Ophthalmology, McGill University, Canada)
2008 - 2013: PhD Vision Science (Glasgow Caledonian University, UK)
2005 - 2008: BSc Optometry (University of Applied Sciences, Lübeck, Germany)
2001 - 2005: Medical School (University of Lübeck, Germany)

Professional membership

Roles on external bodies

Elected committee member of the Applied Vision Association (AVA)

Key publications

Schmidtmann G (2020) Clinical Vision Science. Springer International Publishing , DOI
Schmidtmann G, Jennings BJ, Sandra DA, Pollock J & Gold I (2020) 'The McGill Face Database: Validation and Insights Into the Recognition of Facial Expressions of Complex Mental States' Perception 49, (3) 310-329 , DOI Open access
Schmidtmann G & Fruend I (2018) 'Radial frequency patterns describe a small and perceptually distinct subset of all possible planar shapes' Vision Research , DOI Open access
Schmidtmann G, Logan AJ, Kennedy GJ, Gordon GE & Loffler G (2015) 'Distinct lower visual field preference for object shape' Journal of Vision 15, (5) 18-18 , DOI Open access
Kingdom FAA, Baldwin AS & Schmidtmann G (2015) 'Modeling probability and additive summation for detection across multiple mechanisms under the assumptions of signal detection theory' Journal of Vision 15, (5) 1-1 , DOI Open access
View all publications
Teaching

Teaching

Teaching interests

BSc Optometry
2017 - present: Visual Perception (module lead)
2017 - 2021: Geometric and Physical Optics 
2017 - 2018: Clinical Optometry Skills

MSc School of Health Professions
2021 - present: Applying Evidence to Practice ADV702 (module lead)
2020 - present: Rehabilitation, Cognition, Perception & Behaviour ADV739 - Visual Perception
2020 - present: Applied Quantitive Research Methods MCR702 - Applied nonparametric statistics, Data processing and graphical display for complex raw datasets

Research

Research

Research interests

Research groups

Grants & contracts

  • 2021 - 2024: Co-applicant with Ian Gold (PI) on SSHRC (Social Sciences and Humanities Research Council, Canada) Insight Grant (McGill University, Montreal, Canada) 
  • 2019: College Undergraduate Research Scholarship, College of Optometrist
  • 2018: College Undergraduate Research Scholarship, College of Optometrist
  • 2017 - 2020: Co-applicant with Ian Gold (PI) and Elevate Solomonova on SSHRC (Social Sciences and Humanities Research Council, Canada) Insight Grant #435-2017-1215 (McGill University, Montreal, Canada)

Publications

Publications

Key publications

Schmidtmann G (2020) Clinical Vision Science. Springer International Publishing , DOI
Schmidtmann G, Jennings BJ, Sandra DA, Pollock J & Gold I (2020) 'The McGill Face Database: Validation and Insights Into the Recognition of Facial Expressions of Complex Mental States' Perception 49, (3) 310-329 , DOI Open access
Schmidtmann G & Fruend I (2018) 'Radial frequency patterns describe a small and perceptually distinct subset of all possible planar shapes' Vision Research , DOI Open access
Schmidtmann G, Logan AJ, Kennedy GJ, Gordon GE & Loffler G (2015) 'Distinct lower visual field preference for object shape' Journal of Vision 15, (5) 18-18 , DOI Open access
Kingdom FAA, Baldwin AS & Schmidtmann G (2015) 'Modeling probability and additive summation for detection across multiple mechanisms under the assumptions of signal detection theory' Journal of Vision 15, (5) 1-1 , DOI Open access

Key publications are highlighted

Journals
Articles
Warner CL, Bunn L, Koohi N, Schmidtmann G, Freeman J & Kaski D (2021) 'Clinician’s perspectives in using Head Impulse-Nystagmus-Test of Skew for Acute Vestibular Syndrome: UK experience' Stroke and Vascular Neurology , DOI Open access
Barhoom H, Joshi MR & Schmidtmann G (2021) 'The effect of response biases on resolution thresholds of Sloan letters in central and paracentral vision' Vision Research 187, 110-119 , DOI Open access
Schmidtmann G, Logan AJ, Carbon C-C, Loong JT & Gold I (2020) 'In the Blink of an Eye: Reading Mental States From Briefly Presented Eye Regions' i-Perception 11, (5) 204166952096111-204166952096111 , DOI Open access
Schmidtmann G, Jennings BJ, Sandra DA, Pollock J & Gold I (2020) 'The McGill Face Database: Validation and Insights Into the Recognition of Facial Expressions of Complex Mental States' Perception 49, (3) 310-329 , DOI Open access
Schmidtmann G, Kingdom FAA & Loffler G (2019) 'The processing of compound radial frequency patterns' Vision Research 161, 63-74 , DOI Open access
Jennings BJ, Schmidtmann G, Wehbé F, Kingdom FAA & Farivar R (2019) 'Detection of distortions in images of natural scenes in mild traumatic brain injury patients' Vision Research 161, 12-17 , DOI Open access
Schmidtmann G & Fruend I (2018) 'Radial frequency patterns describe a small and perceptually distinct subset of all possible planar shapes' Vision Research , DOI Open access
Schmidtmann G, Desjardins A & Kingdom F (2017) 'RF shape channels: The processing of compound Radial Frequency patterns' Journal of Vision 17, (10) 1255-1255 , DOI
Schmidtmann G, Ruiz T, Reynaud A, Spiegel DP, Laguë-Beauvais M, Hess RF & Farivar R (2017) 'Sensitivity to Binocular Disparity is Reduced by Mild Traumatic Brain Injury' Investigative Opthalmology & Visual Science 58, (5) 2630-2630 , DOI Open access
Schmidtmann G & Kingdom FAA (2017) 'Nothing more than a pair of curvatures: A common mechanism for the detection of both radial and non-radial frequency patterns' Vision Research 134, 18-25 , DOI Open access
Schmidtmann G (2017) 'Sensitivity to Binocular Disparity is Reduced by Mild Traumatic Brain Injury' Investigative Ophthalmology & Visual Science , DOI Open access
Schmidtmann G & Kingdom F (2016) 'Nothing more than a curve: a common mechanism for the detection of radial and non-radial frequency patterns?' Journal of Vision 16, (12) 416-416 , DOI
Baldwin AS, Schmidtmann G, Kingdom FAA & Hess RF (2016) 'Rejecting probability summation for radial frequency patterns, not so Quick!' Vision Research 122, 124-134 , DOI Open access
Schmidtmann G, Ouhnana M, Loffler G & Kingdom FAA (2016) 'Imagining circles – Empirical data and a perceptual model for the arc-size illusion' Vision Research 121, 50-56 , DOI Open access
Schmidtmann G, Jennings BJ, Bell J & Kingdom FAA (2015) 'Probability, not linear summation, mediates the detection of concentric orientation-defined textures' Journal of Vision 15, (16) 6-6 , DOI Open access
Schmidtmann G, Jennings BJ & Kingdom FAA (2015) 'Shape recognition: convexities, concavities and things in between' Scientific Reports 5, (1) , DOI Open access
Kingdom F, Baldwin A & Schmidtmann G (2015) 'Modelling probability summation for the detection of multiple stimuli under the assumptions of signal detection theory' Journal of Vision 15, (12) 473-473 , DOI
Baldwin A, Schmidtmann G, Kingdom F & Hess R (2015) 'Rejecting probability summation for RF patterns, not so Quick!' Journal of Vision 15, (12) 1031-1031 , DOI
Schmidtmann G, Jennings B & Kingdom F (2015) 'Shape recognition: convexities, concavities and things in between' Journal of Vision 15, (12) 242-242 , DOI
Schmidtmann G, Logan AJ, Kennedy GJ, Gordon GE & Loffler G (2015) 'Distinct lower visual field preference for object shape' Journal of Vision 15, (5) 18-18 , DOI Open access
Kingdom FAA, Baldwin AS & Schmidtmann G (2015) 'Modeling probability and additive summation for detection across multiple mechanisms under the assumptions of signal detection theory' Journal of Vision 15, (5) 1-1 , DOI Open access
Schmidtmann G, Jennings BJ, Guimond S & Kingdom FAA (2014) 'Shape recognition: Convexities, concavities and things in between' Journal of Vision 14, (15) 50-50 , DOI
Schmidtmann G, Jennings B, Bell J & Kingdom F (2014) 'Spatial integration of orientation-defined texture' Journal of Vision 14, (10) 1427-1427 , DOI
Schmidtmann G, Kennedy GJ, Orbach HS & Loffler G (2013) 'The role of the type of local contour in global shape discrimination' Journal of Vision 13, (9) 1001-1001 , DOI
Schmidtmann G, Gordon GE, Bennett DM & Loffler G (2013) 'Detecting shapes in noise: tuning characteristics of global shape mechanisms' Frontiers in Computational Neuroscience 7, , DOI Open access
Schmidtmann G, Kennedy GJ, Orbach HS & Loffler G (2012) 'Non-linear global pooling in the discrimination of circular and non-circular shapes' Vision Research 62, 44-56 , DOI Open access
Schmidtmann G, Jahnke S, Seidel EJ, Sickenberger W & Grein H-J (2011) 'Intraocular pressure fluctuations in professional brass and woodwind musicians during common playing conditions' Graefe's Archive for Clinical and Experimental Ophthalmology 249, (6) 895-901 , DOI Open access
Books
Schmidtmann G (2020) Clinical Vision Science. Springer International Publishing , DOI
Conference Papers
Barrett C, Bunn L, Koohi N, Schmidtmann G, Freeman J & Kaski D (2021) 'Clinician’s perspectives of head impulse-nystagmus-test of skew for acute vestibular syndrome' Elsevier BV 119633-119633 , DOI
Schmidtmann G & Zawadyl M (2020) 'Summation Within and Across Shapes in Central and Peripheral Vision' 704-704 Open access
Zolubak A, Schmidtmann G & Suarez LG (2019) 'Scale-Invariance for Radial Frequency Patterns in Peripheral Vision' 131-131 Open access
Schmidtmann G & Gold I (2018) 'The McGill Face Database: A Novel Database of Facial Expressions of Mental States' Open access
Schmidtmann G, Sleiman D, Pollack J & Gold I (2016) 'Reading the Mind in the Blink of an Eye - A novel database for facial expressions' 238-239 Open access
Schmidtmann G, Ouhnana M & Kingdom F (2015) 'Imagining Circles: A perceptual model for the Arc-Size Illusion' 248-248
Jennings BJ, Schmidtmann G & Kingdom FAA (2015) 'Shape recognition: The predominate role of convexities' 459-459
Schmidtmann G & Kingdom FAA (2014) 'Imagining circles' 1127-1127
Schmidtmann G, Kennedy GJ, Orbach HS & Loffler G (2012) 'Inferior superiority: shape discrimination is better in the lower compared to the upper visual field' 217-218
Schmidtmann G, Kennedy G, Orbach H & Loffler G (2011) 'Local curvature detectors and global shape processing' 118-118
Schmidtmann G, Orbach HS, Kennedy GJ & Loffler G (2011) 'Sampling shape space: discrimination of morphed radial frequency patterns' 209-209
Schmidtmann G, Kennedy G, Orbach H & Loffler G (2010) 'Nonlinear global summation in the perception of non-circular contours' 270-270
Schmidtmann G, Kennedy G, Orbach HS & Loffler G (2009) 'Global pooling in shape perception' 75-75
Presentations and posters
Schmidtmann G Schmidtmann G 'The influence of partial occlusion on shape recognition' Author Site Open access
Schmidtmann G, Barhoom H, Joshi M, Artes P & Georgeson M Schmidtmann G, Barhoom H, Joshi M, Artes P & Georgeson M 'The role of bias in a letter acuity identification task: a noisy template model' Open access
Personal

Personal

Conferences organised

  • Applied Vision Association (AVA) Christmas Meeting 2020
  • Applied Vision Association (AVA) Spring Meeting 2021

Other academic activities

Reviewer for the following journals:

  • Journal of Vision
  • Investigative Ophthalmology & Visual Sciences (IOVS)
  • Vision Research
  • Experimental Psychology
  • Perception
  • i-Perception
  • Psychophysiology
  • Psychological Research

Links