With his consulting firm Wallner and Schauer he runs an office in Graz and in Vienna. His many years of experience in many change projects and working on the holistic development of people feed into his non-fiction books and his blog. He sees himself as a companion in times of change.
- The 6 Success Principles of Leadership: Team Games
- The 6 Principles of Leadership: Order Patterns for Leadership
- The 6 Leadership Principles: Polarity and Resonance
- The 6 Leadership Principles: These are the 6 principles
- The 6 Leadership Principles: Why Conflicting Values Are Important
- The 6 Leadership Principles: It's all about the right values