As
a
doctor
,
Montessori
chose
pediatrics
and
psychiatry
as
her
specialties
.
While
____________________
at
her
medical
-
school
alma
mater
,
Montessori
treated
many
poor
and
____________________
-
class
children
who
attended
the
free
clinics
there
.
During
that
time
,
she
observed
that
intrinsic
intelligence
was
present
in
children
of
all
socio
-
economic
backgrounds
.
Montessori
became
the
director
of
the
Orthophrenic
School
for
developmentally
disabled
children
in
1900
.
There
she
began
to
extensively
research
early
childhood
development
and
education
.
Her
____________________
included
the
studies
of
18th
and
19th
century
French
physicians
Jean
-
Marc
-
Gaspard
Itard
and
Édouard
Séguin
,
who
had
experimented
with
the
capabilities
of
disabled
children
.
Montessori
began
to
conceptualize
her
own
method
of
____________________
their
educational
theories
,
which
she
tested
through
hands
-
on
scientific
observation
of
students
at
the
Orthophrenic
School
.
Montessori
found
the
resulting
improvement
in
students'
development
remarkable
.
She
spread
her
research
____________________
in
speeches
throughout
Europe
,
also
____________________
her
platform
to
advocate
for
women's
and
children's
rights
.