Ralph Jessop. <i>Carlyle and Scottish Thought</i>

Osmar Barrera , and Ralph

Borrelia hermsii, a spirochete and an agent of relapsing fever, undergoes spontaneous antigenic variation both in vivo (1, 2) and in vitro (2). The rate of serotypic change is estimated to be 10-3-10 -4 per cell per generation (2). The antigenic repertoire of B. hermsii (2) may be as extensive as that of another vector-transmitted and blood-borne pathogen, Trypanosoma brucei, a eucaryote (3, 4)...

Ralph Bergmann

An assumption commonly unchallenged in Social Media isthat its open nature leads to a representative view of the world. Thereare (at least) two issues with this assumption. The first issue is that suchrepresentativeness may be harmful and may contradict social principles,e.g. non-discrimination against women or minorities. The second issue isthat algorithms that work on such...

Ralph Adolphs

Ralph Adolphs is Bren Professor of Psychology and Neuroscience at the California Institute of Technology (Caltech) in Pasadena, California. He obtained his Bachelor’s Degree in Chemistry and Master’s in Biology from Stanford University, and his PhD in neurobiology from Caltech working with Mark Konishi on the auditory system of the barn owl. His post-doc was with Antonio Damasio at the Universi...

1644 Dietrich Gotze and Ralph

Educational Leadership and Ralph Tyler

This article addresses the traditional instructional leadership (characterized with Tyler’s four questions; teachers prescribe a curriculum; learners assume a submissive role of following instructors) in comparison with the andragogical or innovative instructional leadership. As more and more scholars cast their doubt on this particular instructional mode (traditional instructional leadership),...