The functional distinction between vision for perception and vision for action is well documented in the mature visual system. Ganel and colleagues recently provided direct evidence for this dissociation, showing that while visual processing for perception follows Weber's fundamental law of psychophysics, action violates this law. We tracked the…

The following is a translation of the introduction to "Medabrim Chazon" (Jerusalem: Keter, 2006), the Hebrew translation of "Visions of Jewish Education," edited by Seymour Fox, Israel Scheffler, and Daniel Marom (Cambridge, 2003). "Visions of Jewish Education" is an effort by leading scholars to improve the quality…

Explores high school students' and preservice teachers' knowledge of light, vision, and related topics before and after commonly practiced instruction. Suggests a hierarchical structure to represent the collective conceptual knowledge of students and teachers in terms of facets and schemes of knowledge. Makes suggestions for designing instruction…