def best_observer(population, num_generations, num_evaluations, args):
    """Print the best individual in the population to the screen.
    
    This function displays the best individual in the population to 
    the screen. 
    
    .. Arguments:
       population -- the population of Individuals
       num_generations -- the number of elapsed generations
       num_evaluations -- the number of candidate solution evaluations
       args -- a dictionary of keyword arguments
    
    """
    print('Best Individual: {0}\n'.format(str(max(population))))
