User:Hans-Josef Heck

vocational education as retail salesman manager of a retail store

studies of economics, organization and business management at the University of Cologne (graduated as Diplomkaufmann) studies of science theory for the thesis for graduation: thesis on the basic factors in economics and business management

second state examination (teacher's degree for secondary schools) teaching economics, accounting, organization, data processing and informatics since 1969 at vocational schools

property manager since 1994

research on science theory since 2004

Publications (Books):

1982/1984 "Computerauswahl für Schulen" - (introduction to the functions of hardware and operating systems +         criteria for choosing hardware and operating system -          for teachers going to teach data processing / informatics)

1989-1993 "Unix - Eine strukturierte Einführung" (First German pocket book on Unix, translations into Dutch and English)

1991     "Unix - Benutzerumgebung und Kommandosprache"

2008     "Wissenschaffen und Handeln - Eine Grundlegung der Wissenschafts- und Wirtschaftstheorie" (No translation into English, yet. Possible title:         "Knowledge-creating and Acting - A Foundation of Science and Economic Theory")