Duncan Buchanan MacGregor

MOLLIE MACGREGOR and KAYE STACEY

Research studies have found that the majority of students up to age 15 seem unable to interpret algebraic letters as generalised numbers or even as specific unknowns. Instead, they ignore the letters, replace them with numerical values, or regard them as shorthand names. The principal explanation given in the literature has been a general link to levels of cognitive development. In this paper w...

Duncan Wood

Mr. Duncan Wood, formerly Consultant Surgeon to e Royal Hospital, Bristol, Cossham Memorial HosBristol, and to Bridgwater Hospital, Somerset, 'ed on July 24th, 1969, at the age of 82. He was born on September 2nd, 1886, at iCorsham, J'tshire, where his father was in General Practice. ? was educated at the Imperial Service College, ^ich was at Windsor in those days. From there he ?nt to the Lond...

Duncan Macrae

MARK BUCHANAN Ubiquity

Unifying theories have a long history. Ever since antiquity, attempts have been made to explain a seemingly heterogeneous variety of phenomena by a few general principles. One of the most recent attempts in this vein is SelfOrganised Criticality (SOC), a new approach to complex systems, which has become one of the important areas of research in physics as well as in many other disciplines durin...

Re-Thinking James Buchanan

On Saturday, September 19th, local citizens, historians, Civil War enthusiasts, and the rare college student alike converged at the LancasterHistory.org Campus of History for the second day of the President James Buchanan National Symposium. The theme for the symposium was "The Worlds of Thaddeus Stevens and James Buchanan: Race, Gender, and Politics in the Civil War Era," thus it featured the ...