You Can’t Criticize What You Don’t Understand: Teachers as Social Change Agents in Neo-Liberal Times

What you understand is what you get: Assessment in Spreadsheets

Spreadsheets are heavily employed in administration, financial forecasting, education, and science because of their intuitive, flexible, and direct approach to computation. In previous work we have studied how an explicit representation of the background knowledge associated with the spreadsheet can be exploited to alleviate usability problems with spreadsheet-based applications. The SACHS syst...

Find What You Need, Understand What You Find

The developments of the fields of Human-Computer Interaction (HCI) and Information Retrieval (IR) have followed parallel streams with both achieving significant impact in the early part of the 21 st century. The intersection of these two areas engages an active community of researchers who have influenced user interfaces for World Wide Web (WWW) sites and search engines (Marchionini, 2006). The...

"Confidence is what you have before you understand the problem."

Now You See It, Now You Dont: how social cues and questions misdirect our attention

Magic tricks offer powerful tools to manipulate people’s attention and conscious experience. Using realworld eyetracking we can investigate how different misdirection cues drive people’s eye movements. Moreover, by measuring people’s susceptibility to the trick, we can evaluate how these cues influence people’s conscious experience. We used a magic trick to explore the way in which spoken quest...

Tag as you like..., we can understand you!

Nowadays, the approaches that combine semantic web ontologies and web 2.0 technologies constitute a significant search field that attracted the interest of a best part of searchers. We will present in this paper an original approach concerning a technology that has recognized a great popularity in these recent years, we talk about folksonomies. Our aim in this contribution is to give birth to a...