Robert P. Burton

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This research examines three relatively unexplored questions about the effects of role socialization on the initiation of cocaine use: (1) What are the effects of adult social roles on the initiation of cocaine use? (2) What are the effects of the life-course timing of entry into adult social roles on the initiation of cocaine use? and (3) What are the(More)
The increased importance of graphics in computer systems has made computer graphics a more visible and important part of computer science education. This graphics education can take any of several forms. This panel describes four of these: the graphics service course for non-majors, the graphics systems course, the graphics concepts and algorithms course,(More)
During the past fifteen years, use of two-dimensional computer input/output devices has become commonplace. Since the earliest uses of the light pen for target identification in air defense systems it has been obvious that two-dimensional input would be interesting and useful. A large number of two-dimensional tablets and digitizers have been developed and(More)
Permission is granted to use this work or any portion of it for any purpose as long as sufficient context is given around the citation to correctly explain the author's original intent. This thesis has been read by each member of the following graduate committee and by majority vote has been found to be satisfactory. As chair of the candidate's graduate(More)
This thesis presents the formulation and solution of a new problem in systems and control theory, called the Network Realization Problem. Its relationship to other problems, such as State Realization [1] and Structural Identifiability [2], is shown. The motivation for this work is the desire to completely quantify the conditions for transitioning between(More)
This paper examines race differences in the effects of social roles on physical health. Using data from the older men cohort of the National Longitudinal Surveys of Labor Market Experience, we examine the impact of employment, marriage, and being a supporter on health limitations and mortality. Employment has the most consistent health-protective effect,(More)