This dissertation presents results from a series of experiments investigating adult learning of an artificial language and the effects that input frequency (high vs. low token frequency), frequency distribution (skewed vs. balanced), presentation mode (structured vs. scrambled), and first language (English vs. Japanese) have on such learning.…

The value of professional development continues to be emphasized on educational and governmental levels. Even as this study was being conducted, the U.S. Department of Education launched a $4.35 billion dollar grant that includes improving teacher effectiveness as a core component of the grant's purpose…