Category Archives: Blog

Qualitative data analysis: NVivo vs Dovetail

It was the summer of 2010, during the first year of my PhD, when I was being examined by the dean of the Design School in her office, in order to progress to the second year. I was one of the newest students, trying to explain my research to the most senior academic in the department. I presented my preliminary research, including a pilot study performed to understand user behaviours and energy use. I had performed a user study with … Read more →

Driving style – How should an automated vehicle behave?

This piece was originally produced as part of my contribution to the Contemporary Issues in Ergonomics and Human Factors, a teaching module for the master's program at the School of Psychology, University of Derby. It was produced alongside a podcast to foster discussions with students during workshops and lectures

The driving style of automated vehicles is becoming an important factor for the automotive industry. It involves aspects such as the rate of acceleration and braking, the trajectory on bends, … Read more →

Advanced UX interview techniques

One of the oldest and most frequently used methods to understand users, their needs, attitudes and behaviours is the interview. After you developed a questionnaire, you can use it verbatim and you will get consistent and structured answers. You can also use a semi-structured questionnaire, where you have the basic questions, but have the freedom to explore each previous answer with new questions that you create at the spot. You may have some negative consequences such as more time to … Read more →

How to make excel display sharp time on graph axis

I was trying to make Microsoft Excel display sharp times on graphs, but took me a while to figure out how to. I had this graph of time to complete the task, per group of participants. The X axis displayed the participant group, and the Y axis corresponded to time. But as you can see on the example, instead of showing rounded times like 2, 5 or 10 minutes, Excel was showing fractions like 01:26, 2:53 etc. I would prefer … Read more →