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Ayako S. Takei has more than 25 years of experiences in risk assessment and regulatory affairs of chemical substances including agricultural chemicals, food additives, pharmaceuticals, and industrial chemicals. Prior to initiating her own independent consulting business, Ms. Takei worked as Regulatory Manager at Monsanto Japan Limited with responsibilities in safety assessment and regulatory affairs of the US Monsanto's agricultural chemicals. While with Monsanto, she dealt with complex regulatory issues related to product safety and risk assessment in Japan and in other Asia Pacific countries including Korea, Taiwan, Philippines, Thailand, Vietnam, and Malaysia. 　 　
　
　 　 　
　
Ms. Takei obtained her B.A. in Linguistics in 1978 from International Christian University, Tokyo, Japan. In 2003, she completed her MPH program at Johns Hopkins Bloomberg School of Public Health. Ms. Takei is a member of the Society of Toxicology, the American College of Toxicology, the Society of Risk Analysis, the Japan Society of Toxicology, the Japan Society of Food Chemistry, and the Japan Society of Endocrine Disrupters Research. She serves as Scientific Advisor in Japan for the ILSI Health and Environmental Sciences Institutes (HESI). 　 　
　
　 　 　
　 　 　 　 　
　
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　 　 Risk Assessment of Chemical Substances in Foods: Establishment of Acceptable Daily Intake, ADI, The Soft Drinks Technology, No. 144 (2004), in Japanese
 　
　 　 　 　
　 　 Saccharin and Its Carcinogenicity - Tracing Back the Road to Establish Its Safety
ILSI Japan Journal No. 67 (2001)
 　
　 　 　 　
　 　 Summary of Toxicology Studies with Butachlor, co-authored with Dr. Alan G.E. Wilson, Journal of Pesticide Science 25 (2000) 　
　 　 　 　
　 　 Development of Cancer Risk Assessment Training Program for Food Safety in Japan (unpublished paper)