Hyper-Prductive Knowledge Work Performance
The TameFlow Approach and Its Application to Scrum and Kanban
Oct 24, 2025

Steve Tendon, Wolfram Müller
#Management, #Lean, TPS, TOC, Scrum, Knowledge Work
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Brief summary
The book Hyper-Productive Knowledge Work Performance describes how organizations can achieve above-average performance through patterns, processes, and mindsets. It combines methods such as TameFlow, Scrum, Kanban, and Theory of Constraints to improve knowledge, collaboration, and productivity in complex systems. The goal is to achieve sustainable performance improvements through clear structures, feedback loops, and collaborative learning.
General ideas
Hyper-productivity means exceeding the performance of competitors many times over. It arises from empirical, experimental working methods, short-term planning, incremental budgeting, rapid implementation, short feedback cycles, and double-loop learning.
TameFlow can be integrated into existing management systems.
Knowledge work is based on continuous learning within organizations.
A pattern-based approach is more effective than rigid process definitions.
Double-loop learning considers both the result and the processes that lead to it.
Contents
Shapes and Patterns
Alexandrian Pattern: A pattern consists of three elements: context, problem, and solution.
For example, in the context of a cabin or a high-rise building, the problem is letting in light. The solution is to create an opening in the wall. This demonstrates that patterns contain universal principles that can be applied to different situations.
Adjacency diagrams: A tool for visualizing social networks. It shows who interacts with whom and how frequently. In high-performing teams, the most productive individuals form the core, not the managers.
Basic patterns of hyper-productivity: Unity in goal and a community of trust form the foundation. The focus on the process is more important than the process itself.
Scrum System
Roles: Product Owner, Scrum Master, Team.
Meetings: Sprint Planning, Daily Meeting, Sprint Review.
Artifacts: Product Backlog, Sprint Backlog, Burndown Chart.
Scrum only works if the underlying principles are understood and accepted, not just executed.
Wicked Problems
Definition: Wicked problems are complex problems without a single, clear solution. Strategy is an example of this.
Characteristics: Unclear definition, no endpoint, subjective solutions, no testability, one-off effects, not fully enumerable, unique, no benefit from experience, linked to other problems, errors have high consequences
Dealing with wicked problems: Involve all stakeholders. Gather all opinions. Social rather than systematic planning. Create a shared understanding. Document assumptions, ideas, and concerns.
Model for strategy development:
Middle managers research a topic, present ideas, and discuss proposals. This creates a shared understanding of the strategic direction.
Discovery Driven Planning
Leaders are not measured by their ability to meet plans, but by their ability to facilitate learning processes.
Five disciplines:
Framing
Benchmarking
Strategic change of processes
Assumption tests
Working with milestones
Four documents:
Reverse Income Statement
Proforma Operations Specification
Key Assumptions Checklist
Milestone Planning Chart
Budgeting
Twelve principles as a replacement for budgets:
Common purpose instead of central planning
Shared values instead of rules
Open information instead of control
Responsible teams instead of central functions
Self-management instead of micromanagement
Peer review instead of hierarchy
Medium-term rather than short-term goals
Relative results instead of fixed targets
Continuous planning instead of annual events
Dynamic adjustment instead of fixed budgets
Just-in-time resources
Fast feedback instead of deviation control
Creating a Shared Vision
Behavioral patterns that increase team productivity.
11 obligations:
Be present
Listen more than you talk
Working in a team
Only speak if it improves the outcome.
Accept rational feedback
Leave unproductive situations
Get things done immediately
Act in a goal-oriented manner
Using protocols correctly
Do not harm anyone
Don't do anything wrong intentionally
11 core protocols:
Pass (Unpass) allows for voluntary suspension
Check-in creates an emotional connection
Check-out preserves the significance of presence
Ask for Help promotes collaboration
Protocol Check verifies the application
Intention Check clarifies intentions
Decider ensures fast decisions
Resolution resolves differences
Perfection Game improves ideas
Personal alignment strengthens self-confidence
Investigate deepens understanding
Critical Roles
Patron Role: The patron is the organizational leader and must exemplify the company's values.
A Scrum Master can hinder productivity if the principles are not understood.
The Thinking Process and Kanban
Basic principles: Based on the Theory of Constraints. Three key questions:
What needs to be changed?
Why should it be changed?
How should it be changed?
Levels of resistance:
There are different types of resistance that need to be considered:
Disagreement over the problem
Disagreement over the solution
Disagreement over implementation
Current Reality Tree (CRT): Visualization of cause-and-effect relationships within a system. The goal is to find and eliminate the bottleneck.
5 Focusing Steps:
Identify constraint
Maximize constraint utilization
Subordinate other processes
Extend or improve constraints
repeat cycle
4 principles:
Starting with existing knowledge
Continuous improvement
Respect for current processes
Leadership at all levels
6 core practices:
Visualization
Limit WIP
Control flow
Making rules visible
Incorporate feedback loops
Improve together through experimentation
9 Values: Understanding, Agreement, Respect, Leadership, Flow, Customer Focus, Transparency, Balance, Collaboration
Span of Control and Sphere of Influence: Differentiation between direct control and indirect influence. The goal is to identify the causes of undesirable effects and logically link them to find the root of the problem.
Kanban Lens and Agendas
Service orientation, flow in knowledge work, sustainability, viability
Kanban board: Shows the workflow and ongoing tasks. A bottleneck is indicated by overload or standstill.
Flow in Work
Flow describes a state in which work is done easily and with focus. Daily meetings create an environment that promotes flow.
Elements of flow:
concentration
Clear goals
Immediate feedback
Balance between challenge and ability
Common goals
Good communication
self-control
creativity
Limits on Work in Progress
Limiting parallel tasks enables faster response times. Buffering creates security and structure in the workflow.
TameFlow Kanban
Focus on throughput. Risk is managed through variable time rather than variable volume.
Drum-Buffer-Rope (DBR): The drum acts as the timekeeper, controlling the system's rhythm. The buffer acts as a safety net at the bottleneck. The rope stops the system when the bottleneck stops. All elements only move when the bottleneck moves and stop when problems occur.
Common Cause Variation
Deviations are part of every process. The focus is on systemic causes. For projects, the critical chain of important tasks is defined and secured with buffers.
Buffer zones:
Green: Normal, no action
Yellow: Check causes
Red: Act immediately
Minimum Marketable Feature (MMF)
The smallest functional unit that delivers customer value.
Critical Chain Project Management (CCPM)
Projects are managed along the critical chain. Team members' skills are taken into account. Experienced staff provide support during bottlenecks. Delays are documented to understand their causes.