Since 1969: Lecturing and Consulting in Industry and governmental agencies in various European countries and in Australia, Brazil, Canada, India, Israel, Japan, and the USA in the areas of:

• Applications of Operations Research
• Production and Inventory Control
• Logistics
• Managerial Decision Making and Decision Theory
• Fuzzy Technology and its Applications
• Intelligent Data Mining
• Uncertainty Modeling
• Safeguards
• Computational Intelligence.

1969: Founder of an scientific Advisor to INFORM GmbH, Institute for Operations Research and Management, Aachen (Germany).