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Browsing by Author "Ipser, Jonathan"

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Cognitive therapy, working memory training, and the treatment of Methamphetamine Use Disorder - a functional MRI study

Author: Dias, Angelo Ridge Date: 2020 Background: In recent years, methamphetamine use disorder (MUD), which is associated with adverse outcomes and represents a significant public health burden, has become highly prevalent in Cape Town, South Africa. Protracted methamphetamine ... Read more
Effects of methamphetamine on prenatally exposed children in Cape Town: cognition and intrinsic functional brain connectivity

Author: Kwiatkowski, Maja Anna Date: 2015 Methamphetamine use among pregnant women is an increasing problem in South Africa. The aim of this cross-sectional exploratory study was to examine the possible neurotoxic effects of prenatal methamphetamine exposure (PME) on cognition and ... Read more
Executive function and contingency management for methamphetamine use disorder in South Africa: a comparison pre- and post-treatment

Author: van Nunen, Lara Jane Date: 2021 Background: Methamphetamine dependence is associated with impairment in executive function, as well as brain functional and structural alterations, findings on the relationship between executive function impairment and brain alterations seem ... Read more
Hypertext navigation, goal (dis)orientation, and the role of mental models : an empirical investigation

Author: Ipser, Jonathan Date: 2002 An exploratory investigation into the capabilities of hypertext as an educational medium was conducted. To this purpose, a model was advanced in an attempt to provide a theoretical foundation for the explication of hypertext navigation and ... Read more
Intrinsic functional brain connectivity in South African methamphetamine users undergoing inpatient treatment, with or without additional cognitive training

Author: Banwell, Michelle Jeanne Date: 2021 Background: Methamphetamine (MA) abuse is a global crisis that exacerbates sociopolitico-economic burdens in South Africa. MA use is associated with a myriad of neural abnormalities of structure and function, with associated neurocognitive ... Read more
Neuroimaging and neurocognitive assessment of PTSD and MDD in a South African community setting

Author: Koopowitz, Sheri Date: 2019 Background: There is growing evidence of abnormalities in neurocognition, neuroanatomy, and functional connectivity in posttraumatic stress disorder (PTSD) and major depressive disorder (MDD). However, there has been less work on individuals ... Read more
Pharmacotherapy for post-traumatic stress disorder - a systematic review and meta-analysis

Author: Ipser, Jonathan ; Seedat, Soraya ; Stein, Dan J Date: 2006 Background. Post-traumatic stress disorder (PTSD) is a prevalent and disabling condition. Evidence that PTSD is characterised by specific psychobiological dysfunctions has contributed to a growing interest in use of medication in its treatment. ... Read more
Pharmacotherapy for post-traumatic stress disorder- a systematic review and meta-analysis

Author: Ipser, Jonathan ; Seedat, Soraya ; Stein, Dan J Date: 2006 Background. Post-traumatic stress disorder (PTSD) is a prevalent and disabling condition. Evidence that PTSD is characterised by specific psychobiological dysfunctions has contributed to a growing interest in use of medication in its treatment. ... Read more
Pharmacotherapy for Social Anxiety Disorder and Posttraumatic Stress Disorder: New Meta-Analytic Approaches to Synthesising the Evidence

Author: Williams,Taryn Amos Date: 2019 Background Social anxiety disorder (SAD) and posttraumatic stress disorder (PTSD) are prevalent, disabling and highly comorbid disorders. SAD is the most prevalent of the anxiety disorders, and PTSD is the central disorder in the DSM-5 section ... Read more
Piloting a mental health training programme for community health workers in South Africa: an exploration of changes in knowledge, confidence and attitudes

Author: Sibeko, Goodman ; Milligan, Peter D ; Roelofse, Marinda ; Molefe, Lezel ; Jonker, Deborah ; Ipser, Jonathan ; Lund, Crick ; Stein, Dan J Date: 14 Jun 2018 Background There is a shortage of trained mental health workers in spite of the significant contribution of psychiatric disorders to the global disease burden. Task shifting, through the delegation of health care tasks to ... Read more
The relationship between impulsivity, affect and a history of psychological adversity: a cognitive-affective neuroscience approach

Author: Ipser, Jonathan Date: 2011 There is increasing evidence that trauma exposure is associated with impulsive behaviour and difficulties regulating affect. The findings of recent studies implicate the disruption of neurobiological mechanisms, particularly those involving ... Read more
The brain age gap in social anxiety disorder

Author: Blake, Kimberly Vanessa Date: 2021 Background: When an individual's brain appears ‘older' than expected based upon their chronological age, they may be at an increased risk for developing brain-related diseases and cognitive decline. There is growing evidence of advanced brain ... Read more
The call for relevance: South African psychology ten years after democracy

Author: De la Rey, Cheryl ; Ipser, Jonathan Date: 2004 A number of scholars during the 1980s and early 1990s questioned the relevance of psychology in South Africa. In this paper we characterise the nature of what became known as the ‘relevance debate’, and then investigate whether South African ... Read more