When in front of a classroom, skilled teacher can read the room, identifying when students are engaged, frustrated, distracted, etc. In recent years we have seen significant changes traditional with virtual classes becoming normal learning environment. Reasons for this change increased popularity Massive Open Online Courses (MOOCs) and disruptions imposed by ongoing COVID-19 pandemic. However, ...

This article, examining the qualia roles retrieved from the metaphorically/metonymically used body part terms in news texts, addresses the similarities and differences of such uses in Taiwan and China. Analyzing the behavior of xue ‘blood’ and ‘bone’, two corporeal terms with relatively high visibilities compared with rou ‘flesh’ and mai ‘meridian’ (Duann and Huang 2015) in the Chinese Gigaword...

This paper finds evidence that brokers who execute insider trades on the Toronto Stock Exchange engage in tipping and insider trading. We find that on the day when insiders buy (sell), there is a significant increase in the proportion of non-insider client buying (selling) handled by the insider’s brokerage firm. Furthermore, we find that the brokerage firm doubles the amount of its own buying ...

A scientific four-step approach to evaluating efficiency in the operating room (OR) is described. These steps include identification of sequential work activities (SWAs) that are critical to the timely progression of surgical cases through the OR, identification of a time standard for completion of SWAs, direct observations of the amount of time required for completion of SWAs, and analysis of ...

Holey factorizations of Kv1,v2,...,vn are a basic building block in the construction of Room frames. In this paper we give some necessary conditions for the existence of holey factorizations and give a complete enumeration for nonisomorphic sets of orthogonal holey factorizations of several special types.