<s>
Role-oriented	B-General_Concept
programming	I-General_Concept
as	O
a	O
form	O
of	O
computer	O
programming	O
aims	O
at	O
expressing	O
things	O
in	O
terms	O
that	O
are	O
analogous	O
to	O
human	O
conceptual	O
understanding	O
of	O
the	O
world	O
.	O
</s>
<s>
The	O
main	O
idea	O
of	O
role-oriented	B-General_Concept
programming	I-General_Concept
is	O
that	O
humans	O
think	O
in	O
terms	O
of	O
roles	O
.	O
</s>
<s>
Such	O
a	O
context	O
is	O
being	O
established	O
in	O
newer	O
role	O
-	O
and	O
aspect-oriented	B-Architecture
programming	I-Architecture
languages	O
such	O
as	O
Object	O
Teams	O
.	O
</s>
<s>
Compare	O
the	O
use	O
of	O
"	O
role	O
"	O
as	O
"	O
a	O
set	O
of	O
software	O
programs	O
(	O
services	O
)	O
that	O
enable	O
a	O
server	O
to	O
perform	O
specific	O
functions	O
for	O
users	O
or	O
computers	O
on	O
the	O
network	O
"	O
in	O
Windows	B-Device
Server	I-Device
jargon	O
.	O
</s>
<s>
Many	O
researchers	O
have	O
argued	O
the	O
advantages	O
of	O
roles	O
in	O
modeling	B-Application
and	O
implementation	O
.	O
</s>
<s>
Roles	O
allow	O
objects	O
to	O
evolve	O
over	O
time	O
,	O
they	O
enable	O
independent	O
and	O
concurrently	B-Operating_System
existing	O
views	O
(	O
interfaces	O
)	O
of	O
the	O
object	O
,	O
explicating	O
the	O
different	O
contexts	O
of	O
the	O
object	O
,	O
and	O
separating	O
concerns	O
.	O
</s>
