- Functional design, research and development
- Market research and design methodologies of plus-size apparel
- Technology based design using 3D body scanning
- Product development of medical apparel for post-bariatric and obese patients
- Weight bias
- Student perception of obesity
- Apparel Production and Development
- Technical Design
- Market Research and Design techniques for Plus-size apparel
- Functional and Athletic Apparel Design
- Fat Studies
- Problem-Based Learning
- Christel A., N. O’Donnell & L. Bradley. in press. Coping by crossdressing: An exploration of exercise clothing for obese heterosexual women. Fashion and Textiles.
- Christel, D. (2015). The efficacy of problem-based learning of plus-size design in the fashion curriculum. International Journal of Fashion Design, Technology and Education. 8, No.3. DOI:10.1080/17543266.2015.1094518
- Christel, D.(Sept. 2014). It’s your fault you’re fat: Judgements of responsibility and social conduct in the fashion industry. Clothing Cultures. 1, No. 3.
- Christel, D. & Mullet, K. (July/August 2012). Perceived Comfort of Three Styles of Men’s Running Pants. American Association of Textiles Chemists and Colorists Review. 11, No. 2.
- Christel, D. A. & Bradley, L. B. (2015-2017). Prevention of Skin Infections in Post Bariatric Patients, Research Initiative for Health Sciences, CAHNRS. Washington State University, $45,200.
PhD. – Design, Sports Psychology & Women’s Studies – Oregon State University
MS – Design and Human Environment – Oregon State University
BA – Apparel Merchandising, Design & Textiles – Washington State University