Millennium Park -- a once abandoned railroad yard, now a green space alive with art, music and people -- is perhaps his greatest public works achievement.
Looking at the state-by-state statistics allowed Dr. Stevenson to narrow her focus, comparing differences in sports participation with differences in women's educational and work achievement.
Although the interviewees can obtain instrumental and social gratification through work achievement and sharing pleasure with family, hard work and sufficient family commitment are generally not considered necessary when pursuing pleasure and comfort.
Dad believes in hard work, achievement, duty, family, responsibility, honesty, and integrity.
However, for those who have the discipline, organization, and innate capacity to handle college-level work, achievement of success is particularly impressive.
Previous researchers have used work achievement as a proxy for testosterone levels [23].
Therefore, work achievement, was not a strong predictor of offspring sex ratios, suggesting that either maternal testosterone was not associated with sex ratio, or, more likely, that work achievement is a poor index of testosterone.
Other studies have confirmed a link between testosterone and work achievement [39], and people with entrepreneurial tendencies have higher levels of testosterone [40].
For example, Grant argues that maternal testosterone determines offspring sex ratios [28], and that testosterone levels are indicated by work achievement [23].
Lastly, we test whether work achievement, as an index of testosterone levels [following 23], or paternal masculinity [22] explain variation in sex ratios.
