>我现在正在看Shawna 跟她老公Vinton Karrasch's book "YOU CAN TRAIN YOUR HORSE TO DO 
ANYTHING".
  I see. Shawna's "On Target Training" is a variation of clicker training. I know she has some good ideas but in general I stick with Karen Pryor's and Alex's model. I feel more comfortable with Karen's way.
  Here's some information FYI:
  ============ I've seen Shawna's video.  She does have one 
aspect to her methodology that 
is different.  It could account for her lack of visibility here.  
Alexandra 
(and myself and others) have been influenced by Karen Pryor's work.  And
 she 
advocates a one-to-one ratio of clicks to treats.  IOW if you click you 
stop 
and feed.  (or reward in some way)  Shawna 
advocates that after an initial 
learning period you can and should move to multiple clicks per treat. 
That's a pretty fundamental conflict in philosophy.  Not that she is 
wrong 
(apparently it can work!) but since most of the people HERE follow the 
1-1 
ratio Shawna's work just doesn't get mentioned 
here.  It would probably just 
confuse people, especially those just getting started. ================== I'd love to weigh in on this one, since this whole 1 click=1 treat thing
 effected my training greatly. I was introduced to clicker training with
 Alex, found Shawna and tried her techniques of a
 variable reinforcement with the click.  
 
I can truthfully say THAT method created some very difficult dynamics 
with some of my horses. The hand movement became the reliable bridge and
 then the horses began to dive towards my hand. I admit at that time I 
was newer to the process, but still, after a year of the method I RAN 
back to the folds of 1 click = 1 treat.  
 
Also, in teaching I see the effects of "broken clicks" with people who 
are new to the process. In a sense, it's the same technique and again, I
 see a higher rate of frustration with the horses. ================ I think people 
do use them that way in the
shaping process and I imagine that the animals do figure out what a 
treatless
click means. Shawna refers to horses “trying 
harder” with treatless
clicks and I think what she is seeing is some frustration.   The
horse knows the click means it did the right thing, but there is no 
treat so it
tries harder.   I suppose this is one version of using the clicker as
a keep going signal, but it isn’t necessarily about building duration, a
chain, or a sequence which is how I think about keep going signals.  
  
Years ago I 
had a chance to watch Shawna
at a clicker clinic and she introduced a horse to targeting and in his 
first
session she threw in some treatless clicks so he would get the idea that
 they could
happen.  What I remember is the disappointment and confusion on the 
horse’s
face when the click was not followed by a treat.  I am trying to think 
if
this is different than the first time we ask for two behaviors before 
clicking
or withhold the click and of course, I can’t compare, but I so clearly 
remember
that horse’s face that I think it is. On the very first session, his
enthusiasm for clicker training was dampened. 
  ========
  
 
 
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