Sherman R. Alpert

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Despite an abundance of recommendations by researchers and more recently by commercial enterprises for adaptive interaction techniques and technologies, there exists little experimental validation of the value of such approaches to users. We have conducted user studies focussed on the perceived value of a variety of personalization features for an eCommerce(More)
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The graphical constraint editor (GRACE), a graphical editor that lets users define graphical, or geometric, constraints, is reviewed. Graphical constraints specify relationships among graphical objects that the system must maintain. Constraints are useful in graphical drawing editors, design activities supported by CAD systems, and graphical user interface(More)
The View Matcher is a structured browser for Smalltalk/V. It presents a set of integrated and dynamic views of a running application, intended to coordinate and rationalize a programmer's early understanding of Smalltalk and its environment. We describe the system through two user scenarios involving exploration of the model-view-controller paradigm.