Publications by authors named "Daniel R Schaffer"

Objective: Common methodologies for treating depressive symptoms have demonstrated decreased efficacy among individuals with impaired cognitive functioning. While transcranial magnetic stimulation (TMS) has been approved to treat major depressive disorder, few studies have analyzed the ability of TMS to treat depressive symptoms among individuals with cognitive impairments. The present study had two objectives: to determine whether low-frequency TMS (LF-TMS) might demonstrate efficacy in treating depressive symptoms among individuals with impaired cognitive functioning; and to determine whether LF-TMS might improve neurocognitive functioning above and beyond depressive symptom improvements.

View Article and Find Full Text PDF

The Instagram and Well-Being Questionnaire (IWBQ) is a 19-item self-report inventory that assesses Instagram and social media use. Item 14 of the measure contains 40 subitems specifically assessing reasons for use. Prior research in Australia regarding Item 14 specifically revealed a three-factor structure: (a) sense of belonging, (b) self-expression, and (c) documentation/curation.

View Article and Find Full Text PDF

The Online Security Behaviors and Beliefs Questionnaire is a 75-item self-report inventory assessing awareness, attitudes, behaviors, and beliefs toward various aspects of cybersecurity best practices. The questionnaire was originally constructed and validated for use with adult employees in corporate settings, with the measure assessing 13 latent constructs. The goal of this study was to adapt the questionnaire to implement it with a college sample and examine if the identified factor structure for use with this population.

View Article and Find Full Text PDF