<s>
NetLogo	B-Language
is	O
a	O
programming	O
language	O
and	O
integrated	B-Application
development	I-Application
environment	I-Application
(	O
IDE	O
)	O
for	O
agent-based	O
modeling	O
.	O
</s>
<s>
NetLogo	B-Language
was	O
designed	O
by	O
Uri	O
Wilensky	O
,	O
in	O
the	O
spirit	O
of	O
the	O
programming	O
language	O
Logo	B-Device
,	O
to	O
be	O
"	O
low	O
threshold	O
and	O
no	O
ceiling	O
"	O
.	O
</s>
<s>
NetLogo	B-Language
was	O
designed	O
with	O
multiple	O
audiences	O
in	O
mind	O
,	O
in	O
particular	O
:	O
teaching	O
children	O
in	O
the	O
education	O
community	O
,	O
and	O
for	O
domain	O
experts	O
without	O
a	O
programming	O
background	O
to	O
model	O
related	O
phenomena	O
.	O
</s>
<s>
Many	O
scientific	O
articles	O
have	O
been	O
published	O
using	O
NetLogo	B-Language
.	O
</s>
<s>
The	O
NetLogo	B-Language
environment	O
enables	O
exploration	O
of	O
emergent	O
phenomena	O
.	O
</s>
<s>
NetLogo	B-Language
allows	O
exploration	O
by	O
modifying	O
switches	O
,	O
sliders	O
,	O
choosers	O
,	O
inputs	O
,	O
and	O
other	O
interface	O
elements	O
.	O
</s>
<s>
Beyond	O
exploring	O
,	O
NetLogo	B-Language
allows	O
authoring	O
new	O
models	O
and	O
modifying	O
extant	O
models	O
.	O
</s>
<s>
NetLogo	B-Language
is	O
open	O
source	O
and	O
freely	O
available	O
from	O
the	O
NetLogo	B-Language
website	O
.	O
</s>
<s>
It	O
is	O
in	O
use	O
in	O
a	O
wide	O
variety	O
of	O
educational	B-Language
contexts	O
from	O
elementary	O
school	O
to	O
graduate	O
school	O
.	O
</s>
<s>
Many	O
teachers	O
make	O
use	O
of	O
NetLogo	B-Language
in	O
their	O
curricula	O
.	O
</s>
<s>
NetLogo	B-Language
was	O
designed	O
and	O
authored	O
by	O
Uri	O
Wilensky	O
,	O
director	O
of	O
Northwestern	O
University	O
's	O
Center	O
for	O
Connected	O
Learning	O
and	O
Computer-Based	O
Modeling	O
(	O
CCL	O
)	O
.	O
</s>
<s>
In	O
addition	O
to	O
agent-based	O
modeling	O
,	O
NetLogo	B-Language
also	O
includes	O
basic	O
support	O
for	O
dynamic	O
system	O
modeling	O
.	O
</s>
<s>
Several	O
books	O
have	O
been	O
published	O
about	O
NetLogo	B-Language
.	O
</s>
<s>
,	O
several	O
massive	O
open	O
online	O
courses	O
are	O
being	O
offered	O
that	O
use	O
NetLogo	B-Language
for	O
assignments	O
and/or	O
demonstrations	O
:	O
</s>
<s>
NetLogo	B-Language
is	O
free	B-License
and	I-License
open-source	I-License
software	I-License
,	O
released	O
under	O
a	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
(	O
GPL	B-License
)	O
.	O
</s>
<s>
It	O
is	O
written	O
in	O
Scala	B-Application
and	O
Java	B-Language
and	O
runs	O
on	O
the	O
Java	B-Language
virtual	I-Language
machine	I-Language
(	O
JVM	B-Language
)	O
.	O
</s>
<s>
At	O
its	O
core	O
is	O
a	O
hybrid	O
interpreter/compiler	O
that	O
partially	O
compiles	O
user	O
code	O
to	O
JVM	B-Language
bytecode	O
.	O
</s>
<s>
NetLogo	B-Language
Web	O
is	O
a	O
version	O
that	O
runs	O
on	O
JavaScript	O
,	O
instead	O
of	O
the	O
JVM	B-Language
,	O
so	O
models	O
may	O
be	O
run	O
in	O
a	O
web	O
browser	O
.	O
</s>
<s>
However	O
,	O
it	O
does	O
not	O
have	O
all	O
features	O
of	O
the	O
desktop	O
version	O
,	O
and	O
the	O
official	O
website	O
advises	O
that	O
the	O
"	O
desktop	O
version	O
of	O
NetLogo	B-Language
is	O
recommended	O
for	O
most	O
uses	O
"	O
.	O
</s>
<s>
A	O
simple	O
multiagent	O
model	O
in	O
NetLogo	B-Language
is	O
the	O
Wolf-Sheep	O
Predation	O
model	O
,	O
which	O
is	O
shown	O
in	O
the	O
screenshot	O
above	O
.	O
</s>
<s>
HubNet	O
is	O
a	O
technology	O
that	O
uses	O
NetLogo	B-Language
to	O
run	O
participatory	O
simulations	O
in	O
the	O
classroom	O
.	O
</s>
<s>
In	O
a	O
participatory	O
simulation	B-Language
,	O
a	O
whole	O
group	O
of	O
users	O
takes	O
part	O
in	O
enacting	O
the	O
behavior	O
of	O
a	O
system	O
.	O
</s>
<s>
Using	O
an	O
individual	O
device	O
,	O
such	O
as	O
a	O
networked	O
computer	O
or	O
Texas	O
Instruments	O
graphing	B-Application
calculator	I-Application
,	O
each	O
user	O
acts	O
as	O
a	O
separate	O
,	O
independent	O
agent	O
.	O
</s>
