Assessments of individual hazards are useful but not exhaustive, and leave a knowledge gap that will lead to management actions that are biased and partial.
The current place-keeping conceptualisation focuses on the organisations behind space provision and management, leaving a knowledge gap in tying their work to the material dynamics of places' built environments.
However, Walk Score® has only been field validated for accuracy in metropolitan regions of the United States, leaving a knowledge gap for walkability researchers and practitioners in Canada and internationally.
Eliot Borenstein, a professor of Russian and Slavic studies at New York University, argued in a recent piece that the roots of this tendency lie in the Soviet era, when truth was so rare amid the propaganda that it "not only facilitated skepticism about official pronouncements, but also left a knowledge vacuum easily filled by speculation and rumor".
To date, however, no exhaustive studies have been carried out regarding the organization, topology, evolution, and genetic variations of this transporter, leaving a knowledge gap in the field regarding basic questions such as: Does ABCB5 function as a full transporter or by dimerization of half-transporter units?
While many reviews on AgNPs have been published, most have focused on other topics, leaving a knowledge gap on the role storage conditions could play on the comparability of results across studies.
This leaves a mysterious knowledge gap in either the efficiency of cellular transcription to translation or a foundational misunderstanding in gene expression regulation and RNA function.
That leaves a vacuum of knowledge.
This leaves a gap of knowledge about longer term effects of adversity in early life on people's occupational careers and, additionally, about their effects on quality of life after labour market exit.
