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It has been suggested that depression and anxiety may not be distinct, but may represent one 'Internalizing' disorder (Waikar & Craske, 1997). Based on neuropsychological models, Fowles (1994) and others have suggested that depression is uniquely associated with high avoidance a…
The present thesis presents the first known systematic investigation of the personal goals and motivations of people with persecutory delusions. Motivational characteristics of goals are both theoretically implicated in symptom persistence and clinically relevant to the refineme…
Role models are often suggested as a means of motivating people to set and reach ambitious goals, especially for members of stigmatised groups in achievement settings. Yet, findings in relation to the effectiveness of role model are mixed and the literature on role models suffer…
The Capability Approach was initially developed by Nobel laureate Amartya Sen, with the first basic articulation presented in his 1979 ‘Equality of What?’ Tanner Lecture. Since then, the approach has gained a huge amount of attention as a conceptual framework which offers a clea…
This thesis presents a domain-independent approach to dynamic system management using goals and policies. A goal is a general, high-level aim a system must continually work toward achieving. A policy is a statement of how a system should behave for a given set of detectable even…
The persistence of a 120 year-old mathematics curriculum despite dramatic changes in society (Dossey et al., 2016; NCTM, 2018) and the failure of the US mathematics education system to achieve many of its stated aims, especially for students from traditionally marginalized popul…
The purpose of this qualitative study was to explore African American female students' beliefs, and self-perceptions about their mathematics experiences. This study used mathematics autobiographies, focus group interviews and individual student interviews to generate data that w…
Drawing on a sample of Nigerian (N = 166) and American (N = 164) high school students, the present study examines the interrelations between cultural, motivational, and self-regulatory processes and achievement. In line with current motivational theory and research, motivation i…