This paper summarizes the findings and recommendations of a recent panel on Future Directions in Control, Dynamics, and Systems, sponsored by the US Air Force Office of Scientific Research. A set of grand challenges that illustrate some of the recommendations and opportunities are provided. Finally, the paper describes two new courses being developed at Caltech that are aligned with the recomme...

One of the grand challenges for society is global security in food and nutrition. The ‘‘perfect storm’’ metaphor has been used by Sir John Beddington to describe the scenario that wemight be heading for, with simultaneous shortages for food, water, and energy within the foreseeable future. This Select highlights the need for a truly multipronged approach across scientific disciplines and countr...

The results for heavy-light mesons are summarized in Table 1. The results presented here are based on the same statistical sample, consisting of 102 quenched configurations at β = 6.0 with lattice size 16 × 48, as used in our study of fB and fBs [1]. The details of the NRQCD action, the evolution equation for calculating the heavy quark propagator, the method used for setting the lattice scale,...

Companies and organizations nationwide struggle to find the best way to address the complex, multifaceted challenges involved in providing their employees with access to necessary--and often expensive--medications. The introduction of new bio-derived medications has compounded these challenges. Biotech medications offer a high level of therapeutic value, but do so at a high monthly cost per pat...

this paper examines the economic effects of investment in developing and introducing almond late flowering cultivars (alfc) in a period of 52 years from 1968 to 2020, developed in sahand horticultural research station (shrs), using the economic surplus model and field survey data. alfc make almond supply curve move less to the left when there is a chilling case, thus affect the economic surplus...

conclusions regarding men’s influences on professional development, and also the importance of gender-based caring, policies for recruitment and retention of men in nursing must be followed hastily. however, there is a need for further research regarding the challenges faced by men entering nursing, in both iran and other developing countries. results most of the studies were conducted in devel...