Articles by Jo R. Jardina

Ms. Jardina is currently pursuing a PhD in Human Factors Psychology from Wichita State University. She is a graduate research assistant of SURL and instructor. Her research interests include HCI, educational technology, and mobile devices.

Investigating the Usability of E-Textbooks Using the Technique for Human Error Assessment

Abstract Many schools and universities are starting to offer e‑textbooks as an alternative to traditional paper textbooks; however, limited research has been done in this area to examine their usability. This study aimed to investigate the usability of eight e‑textbook reading applications on a tablet computer using the Technique for Human Error Assessment (THEA). The […] [Read More]

User Performance and Satisfaction of Tablet Physical Keyboards

Abstract This study presents an evaluation of user performance and satisfaction of three physical keyboards that accompany two popular tablet computers. All keyboards were dual purpose in that they served as tablet covers in addition to typing input devices. The keyboards varied in weight, thickness, and key travel. The thinnest keyboard featured durability and pressure-sensitive […] [Read More]