## Tools for Thought |

### From inside the book

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Page 118

... follows: Strong inference consists of applying the following steps to a problem

in science, formally and explicitly and regularly: (1) devising

hypotheses; (2) devising a crucial experiment (or several of them) with

possible ...

... follows: Strong inference consists of applying the following steps to a problem

in science, formally and explicitly and regularly: (1) devising

**alternative**hypotheses; (2) devising a crucial experiment (or several of them) with

**alternative**possible ...

Page 199

There are a number of possible

choose from. What actually happens will be the result of a number of factors:

political choices and pressures, how practical the new transport systems turn out

to be, ...

There are a number of possible

**alternative**future patterns in urban transport tochoose from. What actually happens will be the result of a number of factors:

political choices and pressures, how practical the new transport systems turn out

to be, ...

Page 216

A vertical relevance tree relates a long-term objective to the

that should be taken in order to achieve that objective. The first step in the

construction of a relevance tree is to identify a high-level objective that you wish

to ...

A vertical relevance tree relates a long-term objective to the

**alternative**actionsthat should be taken in order to achieve that objective. The first step in the

construction of a relevance tree is to identify a high-level objective that you wish

to ...

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### Common terms and phrases

A. N. Whitehead actually alternative atoms attractor surface become behaviour better biological C. H. Waddington cent chreod Club of Rome complex systems components course curve deal diagram discussed effect epigenetic landscape estimates example experience exponential growth fact factors feed-back flats future Games Theory genes give graph happen homeorhesis human ideas important increase Information Theory input instance interactions involved kind large number mathematical means measure move natural resources operational research organized particular pay-off table perhaps philosophy pollution population possible practical Prisoner's Dilemma problem processes produce relations relevance tree schismogenesis scientific method scientists sequence shape simple simulation situation sort statistics step strategy structure symmetry techniques Theory things tion Tools for Thought turn types U-Boats usually values variables various Venn diagram whole worm