By Dorothea Shefer-Vanson Dorothea Shefer-Vanson JERUSALEM — The exhibition now being shown at the Israel Museum brings together works by the photographers mentioned in Walter Benjamin’s seminal essay about photography which was published in three parts in a German literary journal in 1931. The exhibition echoes the title given by Benjamin to his study of photography, which was still in its early stages, constituting a synthesis between art and technology that inspired a new approach to the world of ideas. The curator of the exhibition, Gilad Reich, notes that the Israel Museum has in its coll…