<p>One reason is that Asians are the super minority, they comprise only 5% of the population and even then most only recently immigrated to the USA. Also many Asians focus on science/medical/business fields as opposed to politics as those fields ensure better financial safety. Going into politics requires total knowledge of the American culture and many Asians are first generation. Here are some prominent Asian leaders: </p>
<p>Current Secretary of Commerce Gary Locke (former governor of Washington)
Current Secretary of Energy Steven Chu (also Nobel Prize Laureate)
Current Secretary of Veteran’s Affair Eric Shinseki (former Army Chief of Staff)
Current Governor of Louisiana Bobby Jindal
Former Secretary of Labor Elaine Chao
Co-founder of Yahoo Jerry Yang
Co-founder of nVidia Jen-Hsun Huang
Co-creator of Youtube Steve Chen and Jawed Karim</p>