A dialectician and logician, he was Luther's teacher in both these branches. The philosopher is consequently a "dialectician". Hegel might be defined as a dialectician. The "Los Angeles Times" of the day praised her abilities as a dialectician. Philo the Dialectician (; fl. 300 BC) was a dialectic philosopher of the Megarian school. After retiring from acting, Tyrrell worked as a dialectician and made recordings for the blind.