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 JUMPING THE GUN





















       of ammunition only – the decision has already been taken to fire   have discharged weapons prior to the armed assailant shooting first.
       – the point of aim was identical. If we use the reaction time from   Such a stance is frequently portrayed within the media, especially
       the World record race with Lewis and Burrell both using a Glock   when they have the benefit of hindsight for what is now known
       17, Burrell would hit the subject as in figure 1 and Lewis figure 2   –  presenting  sensational  articles,  mocking  or  discrediting  those
       (approx – they are ‘ms’ after all).                     officers who found themselves in the most unenviable position of
         Making any decision to ‘go’ too soon carries a high price in   making a decision to shoot – a decision often made within a fraction
       sporting competition; here anticipation can lead to disqualification   of one second. Fortunately British Law recognises the concepts of
       and failure. No pre-emptive strike is allowed within athletics, for   a pre-emptive strike, a fact that many tabloids and sections of the
       obvious reasons – it’s considered cheating. From sport we get the   chattering classes find rather distasteful!
       conditioning or framing effect of ‘sporting chance’ and fair play.   Sport and policing present great cognitive demands and physical
       Our  views  about  cheating  become  entwined  within  the  public   pressures  for  all  men  and  women  performing  within  extreme
       perception of what constitutes fair rules of the game – norms of   and  demanding  circumstances.  Elite  athletic  performers  place
       behaviour,  expectations  from  previous  experiences  for  the  way   themselves upon a stage where a world audience can judge them,
       people  would  generally  like  things  to  happen.  Within  firearms   success matters and failure really damages ego, potentially causing
       incidents, anticipating the movements of an armed subject often   self-doubt for future performances.
       necessitates pre-emptive action.                           For the firearms officer the stakes are very different, they know
         ‘Jumping the gun’ offends the standard of acceptable rules in   that delaying a decision or waiting for that ‘gun to sound’ can be
       the subconscious of the British psyche for sport. T e same notion   lethal for all those involved, public, police or hostage. Individual
       seems especially poignant for some sections of society when police   responsibility  does  carry  a  genuine  and  massive  responsibility.
                                                               Take the shot or wait? Unlawful killing vs. potential legal action
                                                               for  malfeasance  in  not  saving  life  –  not  a  very  cheery  prospect
                                                               either way!
                                                                  When analysing the speed of decision making for sporting events
                                                                        it  is  helpful  to  consider  the  cognitive  and  perceptual
                                                                         processes  enabling  optimal  human  performance  –
                                                                         those  split  second  timings  for  critical  judgements,
                                                                         when the stakes are so very high. Sports research tells
                                                                            us a great deal about what is taking place when
                                                                               the need to allocate attention and make great
                                                                                  decisions  becomes  shaped  by  extreme
                                                                                    time  compression,  emotion,  anxiety
                                                                                     or  fear.  Historically,  the  amount  of
                                                                                      time taken to prepare a movement
                                                                                        is called reaction time and the time
                                                                                         it takes to actually produce the
                                                                                           movement is called movement
                                                                                              time. In general a response
                                                                                                 time  increases  when
                                                                                                        more  muscle
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