A math teacher who knows effective teaching is more than what two plus two equals has caught the attention of not only her students but also President Barack Obama. The White House has named Lisa Bejarano, who teaches geometry, precalculus and intro to computer programming at Aspen Valley High, an alternative school in Academy School District 20, as a winner of the Presidential Awards for Excellence in Mathematics and Science Teaching. The annual award is called the nation's highest honor for teachers of math and science. Bejarano said Monday that she was humbled and validated: the first because she depends on collaboration to succeed and the second because she realizes "content knowledge alone is insufficient. Read more on Colorado Springs Gazette