futures volume 6 issue 2 1974 [doi 10.1016%2f0016-3287%2874%2990022-6] i.f. clarke -- 2. the cicero...
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hfethodology From Prophecy to Prediction
very general assumptions on features of
scientific work. It is expected that the
variation of I with time yields again an
S-shaped curve.
There is a substantial difference
between forecasting of trends in tech-
nologies and in basic sciences. It is
always possible to forecast the future
evolution in technologies but it is in
principle impossible to forecast the
evolution in a scientific sub-field in
which future progress depends on the
formulation and comprehension of new
paradigms. This often misunderstood
fact severely limits feasible approaches
to science policy.
Acknowledgement
The authors thanks are due to P. A. Redhead
for many critical comments which have im-
proved the text.
References
1.
2
E. Jantsch, Technological Forecasti ng in Perspec-
t ive (Paris, OECD, 1967)
R. u. Ay s, Tech og l Forecasti ng and Lang-
Ranec Planni ne (N ew
York. McGraw-Hill.
1965) -
T. S. Kuhn,
The Structure
of
Scienti f ic Revolu-
tions (Chicago, Univ. of Chicago Press, 1970)
C. E. Shannon, and W. Weaver, The M athe-
mati cal Theory of Communicati on (Urbana,
Univ. of Illinois Press. 1949)
S. Watanabe, Knowing onh Guessing (New
York, Wiley, 1969)
A. L. Floyd, A Methodology for Trend
Forecasting of Figures of Merit, in Techno-
logi cal Forecasti ng for Industry and Government,
ed. J. R. Bright (New Jersey, Prentice-Hall
Inc, 1968)
Technology in Retr ospect and Cri ti cal Events i n
Science, Vols. 1 and 2 (IIT Research Institute,
1969)
I. C. R. Byatt, and A. V. Cohen, An Attern@
to Quant if u t he Economic Ben s of Scienti Jic
Research (London, Science Policy Studies No.
4, 1969)
3
4
5
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From Prophecy
A serialised survey of the movement
to Prediction
of ideas developments in predictive
fiction and first attempts to forecast
the future scientifically.
2. The Cicero syndrome
I. F. Clarke
IN the business of prediction there are
several basic dilemmas: one is that in
social affairs the effects of passion and
prejudice make it difficult-some would
say impossible-to forecast regular
patterns of behaviour; and another is
that the human race has consistently
sought to discern the shape of things to
come but the failure rate does not
hold out much hope for our own
expectations.
Marcus Tullius Cicero was one of the
first to note that there is no nation
Professor I. F. Clarke is Head of the English
Studies Department, University of Strathclyde,
Glasgow, UK.
whether the most learned and en-
lightened or the most grossly barbarous
that does not believe that the future
can be revealed and does not recognise
in certain people the power of fore-
telling it. That observation made in
a time of trouble during the last years
of the Roman Republic came from a
man who was at the centre of his
society-the opponent of Julius Caesar
the Proconsul of Cilicia defender of the
constitution and author of political
studies that were required reading until
recent times. And yet that bright
intelligence failed to detect the forces
in his society that would transform
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From Pro@cy to Prediction 161
Octavianus into Augustus Caesar and
make him the first Roman Emperor.
Of the search for omens the making
of prophecies and the consulting of
oracles there is no end and there can be
no end since the human race has always
been unable to leave the future to take
care of itself. Our problem is that we
pass our
lives briefly and fitfully
between the extremes of hope and fear
seeking to know the best or the worst
that can happen to the nation the
continent or the world. During the
last two centuries the industrialised
societies have devised methods for
describing and analysing the most
probable patterns of future develop-
ments; and these methods have grown
in subtlety from the first vague but
hopeful forecasts of intercontinental air
travel in the 1780s to the most recent
calculations of population growth
energy requirements and consumer
demands in the next 25 years. These are
the sensible estimates of prudent shop-
keepers; they carry the assurance that
other things being equal the predic-
tions will coincide with the dots on the
graph at the end of the century. But it
is the awkward hiatus of the ceti
paribus factor that provokes serious
doubts about our ability to pick out the
social and ideological causes that will
decide the shape and condition of
society in the next century.
The record so far does not give any
good reason for expecting that com-
puters and think-tanks will produce
any more accurate predictions of
future social behaviour than the lamen-
table miscalculations of Louis XVI and
his ministers in 1789. Can we be
confident that we will do better than
the soldiers and politicians who so
signally failed to foresee the fatal
conjunction of technology and warfare
before 1914 when the economic minis-
tries of so many countries do not appear
to have thought ahead to the day
when the Arabs would turn off the oil
taps? In fact to read some of the recent
predictions about the kind of society we
can expect in the third millennium is to
experience the shock of realising that it
has all happened before-that the
difference between the temple priest-
hoods of the archaic world and the
modern forecasters amounts to little
more than a collection of graphs
computer tapes and elaborate scenarios
of the future. To every age the appro-
priate scenario of things to come. As it
was in the beginning so it is today
because the idea of the future is as
normative and as absolute for us as it
was for the ancient Babylonians but
the techniques are different. Thus
greater prosperity or major changes in
society can arrive at any time in our
book of the future with all the anti-
cipated suddenness of the theophanies
described in the archaic religions. The
efforts of contemporary social fore-
casters for instance at times give the
impression that our society has not
advanced very far from the days when
the soothsayers of Babylonia examined
the laws of their universe in order to
divine the events that would renew
their world. Indeed there seems to be
a curious correspondence between the
priests of Babylon and many of our
predictors. The priests examined the
omens for indications of the future so
that they could bring about a satis-
factory relationship between the work-
ings of nature and the needs of society;
and in like manner our latter-day
diviners select those trends in social
behaviour they consider are most
likely to ensure a greater harmony
between society and those forces or
factors that compose the essential laws
of social activity.
Like the Babylonians we inhabit a
universe of recognisable forces. Theirs
was a divine cosmos in which the fate-
determining gods could reveal the
destiny of their subjects. Our world is
the Baconian cosmos in which the fact-
yielding sciences show men the ways of
enlarging the bounds of human em-
pire to the effecting of all things
possible. And it is this long-confirmed
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162 From Prophecy to Prediction
confidence in the eternal and universal
workings of the laws of nature as we
call them that has encouraged so
many modern prophets to extend the
relatively accurate methods of tech-
nological forecasting to the daunting
complexities of social prediction. Now
there is no great difficulty in deciding
on the immediate consequences of
some major advance in technology.
Everyone knows what John Ericson
told Lincoln-that a new fighting
machine will alter the balance of
warfare. The time has come Mr
President
said Ericson when our
cause will have to be sustained not by
numbers but by superior weapons.
And when Ericsons Merrimac changed
the conduct of naval warfare in one
brief engagement the editor of the
London Illustrated News made the correct
deduction: We may depend upon it
that we are now entering upon a race
in which success will no longer be
achieved by wealth or material re-
sources under merely ordinary con-
ditions of skilful development but that
skill science and individual energy will
need only moderate means to obtain
the greatest triumphs. The editor was
wrong about the cheapness of the new
ironclads but he was only too accurate
on the effectiveness of calling in science
to adjust the balance in war.
The origins of the present practices
in prediction lie in the historicism and
positivism of the 19th century; for we
have inherited an attitude of mind a
way of regarding ourselves and our
societies that does not always fit the
changed circumstances of the 20th
century. In the first phase of the
industrialisation of the world the sus-
tained triumph of the new technologies
gave good reasons for believing that it
would be possible to use the experience
of society in order to establish a com-
posite mosaic of future developments.
In one way and another a succession of
original thinkers and propagandists-
Fourier Hegel Comte Marx-put the
gloss of theory on the universal fact of
technological progress; they traced the
natural laws of social development with
all the confidence of men who under-
stood the workings of the social
machine. Their ideas were of course
circumscribed and limited by the
assumptions of their time. They im-
agined for instance that in the words
of Comte history has been for the
first time systematically considered as a
whole and has been found like other
phenomena subject to invariable laws.
The English historian Henry Thomas
Buckle put that point even more
emphatically in his History of Civilization
in England in 186 1 when he complained
in a footnote that neither Montesquieu
nor Turgot appear to have believed in
the possibility of generalising the past.
That for Buckle was the primary
concern of the historian-to use the
evidence of history to light mankind on
its way because history had for its
purpose
what is the final object of
every scientific enquiry the power of
foretelling the future.
Buckle was one of the many Vic-
torians who were guilty of the first
fallacy of the forecaster-the belief
that it is possible to have the experience
before the event. All the evidence
suggests that when a prophet talks of
foretelling the future everything de-
pends on what kind of future he has in
mind-things and machines or social
movements and the life of nations. The
constant and universal advance of the
new technologies in the last century
which deceived Buckle show that
there are no great problems about
technological forecasting in the strict
sense of predicting the immediate
results of industrial or scientific innova-
tion. Brunei did the calculations for the
construction of the Great Britain-coal
consumption average
speeds pas-
senger loading and the rest-in the
space of two months; and everything
Right: The errimac in action. The //lostrafed London Mews asked: Is it indeed true that the naval
supremacy of England has passed away like a mere unsubstantial exhalation under the light of
that memorable Saturday March 8 1862?
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SATURDAY APRIL 5 1862.
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The fact was always behind the wish. Compare the Goubet submarine above), the most advanced
underwater craft in 1886, with the saloon and the engine room of the marvellous submarine in
Vernes Twenty thousand leagues under the se of 1870 below).
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From Prophey to Prediction 165
worked out as he had predicted even
to the unanticipated confirmation of his
theories of iron ships when the vessel
survived the stranding in Dundrum
Bay. Again Ferdinand de Lesseps
directed the digging of the Suez
Canal according to a plan which he
completed in 1869 behind schedule
because of financial difficulties but
right on target as set down in the
original memorandum of construction.
This close relationship between pre-
diction and results was a constant in the
technological developments of the last
century but whenever the advances of
the epoch began to take effect within
society itself then it became increas-
ingly difficult to foresee the conse-
quences. For instance at the beginning
of the 19th century the educated
minority knew that Jenners vaccine
had started a demographic revolution.
There was a general expectation that
population would increase as Malthus
had warned and yet it was most
unusual for anyone to make the logical
deduction that growing numbers would
mean larger cities. In 1810 the Due de
Levis looked at the probability of an
increasing population in his vision of
the future Les Voyages de Kang-Hi in
which his time traveller reported from
the world of 1910 that for a century
the extermination of smallpox and the
growth of agriculture have increased the
population by one third. But those
millions of future Frenchman did not
exist in the mind of the writer. His
account of the 20th century ignored
entirely all the social and economic
consequences of a large increase in
population.
It was the same with the railways.
By the middle of the century the
industrial nations had developed such
an enthusiasm for the new means of
transportation that they delighted in
the kind of prediction to be found in a
publication of 1852 The Silent Revolu-
tion; or the Future Effects of Steam and
Electricity upon the Condition of Mankind.
The author foresaw the day when the
fruitful continent of Australia sufficient
in itself to sustain the whole population
of Europe will in time be traversed
with railroads. The broad Savannahs
and measureless Steppes of America
will be brought within the scope of
human industry. That was of course
an accurate forecast of what happened
later on; but when the author turned
to the matter of railways and warfare
his hopes betrayed him. The railway
signal is the knell of war he wrote in a
fine triumphant phrase the anti-
cipative requiem of that military thing
so monstrously miscalled glory. That
hopeful prediction was common form
in the last century and it persisted in
full vigour down to the days before the
First World War. In 1911 the able
historian G. P. Gooch repeated the
forecast of peace in our time in his
History of Our Time: We can now look
forward with something like confidence
to the time when war between civilised
nations will be considered as antiquated
as the duel.
Was Buckle right in his belief that the
historical experience of a society pro-
vides sufficient evidence for detecting
the most likely course of future develop-
ments ?
Are we in a better position today
than Montezuma was when he made
the customary offerings to the supreme
god Tonacatecuhtli in the Spring of
15 19 confident that the self-contained
Aztec world would always maintain
a perfect balance between man and
nature ? And yet Cortez had already
disembarked his conquistadores at
Tabasco confident that European
fighting-men with European fire-arms
would conquer all before them. When
the end came as Bernal Diaz recorded
later on when the news spread
through all those distant provinces
that Mexico was destroyed their
Caciques and lords could not believe
it.
Perhaps Oscar Wilde was right
when he said that experience is
the name every one gives to their
mistakes.
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