The Cognitive Dimensions Framework is one of the few theoretical approaches that provides
a practical usability tool for everyday analysts and designers. It is unique in stressing simple …

The cognitive dimensions framework is a broad-brush evaluation technique for interactive
devices and for non-interactive notations. It sets out a small vocabulary of terms designed to …

The past decade has witnessed the emergence of an active visual programming research
community. Yet, there has also been a noteworthy shortage of empirical evidence …

Although detractors of functional programming sometimes claim that functional programming
is too difficult or counter-intuitive for most programmers to understand and use, evidence to …

Spreadsheets are very common for information processing to support decision making by
both professional developers and non-technical end users. Moreover, business intelligence …

Ten discretionary users were asked to recount their experiences with spreadsheets and to
explain how one of their own sheets worked. The transcripts of the interviews are …

Spreadsheet programs can be found everywhere in organizations and they are used for a
variety of purposes, including financial calculations, planning, data aggregation and …

Computations in spreadsheets are hard to grasp and consequently many errors remain
unnoticed. The problem with the hidden errors lies in the invisibility of the structure of …

Spreadsheet users routinely read, and misread, others' spreadsheets, but literature offers
only a high-level understanding of users' comprehension behaviors. This limits our ability to …

When an opportunistic searcher encounters an over‐determined information system, less
than ideal search strategies often ensue. The mismatch can be addressed by reducing the …