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versus Archives - The Triz Journal

Hurricanes, Pop-Tarts & Optimization Versus Innovation

14/06/2018 |

Darrell Mann

“HURRICANE FRANCES was on its way, barreling across the Caribbean, threatening a direct hit on Florida’s Atlantic coast. Residents made for higher ground, but far away, in Bentonville, Ark., executives at Wal-Mart Stores decided … Read More

Case Study: Nationalisation Versus Privatisation

03/06/2018 |

Darrell Mann

Politics depresses me. For the most part I try and stay away. I blame TRIZ. Or possibly Edward de Bono. Or possibly Socrates. He was the one that forced politicians into thinking the world had to be either … Read More

Command-And-Control Versus Self-Organising

05/05/2018 |

Darrell Mann

One of the most frequent questions we receive regarding the TrenDNA book is, ‘why are you predicting the demise of command-and-control organisations?’ The prediction appears counter-intuitive, especially, perhaps, in light of the current economic and political turbulence which … Read More

Right-versus-Right versus Right-versus-Wrong

27/03/2018 |

Darrell Mann

TRIZ tells us there are three basic kinds of contradiction – technical, physical and administrative. The third of which usually finds itself ignored because it in effect all about those situations where we know what we want, but … Read More

Product Dev Versus Lean Product Dev

01/01/2010 |

What's the difference between Product Dev and Lean Prod Dev?  Is it reasonable for Product Dev to be Lean when you're hopfully looking to be innovative?Read More

Once More on Innovation Versus Transformation

08/01/2009 |

James Todhunter

If Bruce Nussbaum’s recent posts on the death of innovation have done nothing else, they have generated a lot of reactions in the blogosphere.  Although that inner voice is shouting “Enough already!”, I can’t resist making one more comment … Read More

Klondike versus Homing Solution Searches

28/02/2002 |


Klondike versus Homing Solution Searches


Darrell Mann Industrial Fellow, University of Bath Bath, BA2 7AY, UK Phone: +44 (1225) 826465 Fax: +44 (1225) 826928 E-mail:


This article follows on from previous ones discussing … Read More

Strength versus Weight Contradictions In Bridge Design

05/03/2000 |

Darrell MANN Industrial Fellow, Department Of Mechanical Engineering University Of Bath, Bath, BA2 7AY, UK +44 (1225) 826465 FAX +44 (1225) 826928


Most if not all engineering systems experience a strength versus weight conflict … Read More