Musical Expertise

Author(s):  
Jennifer Mishra

Music has played a pivotal role in the development of the theory of expert performance with much of the foundational research conducted with musical experts. This chapter explores the role music played in the development of the theory and issues arising from the original research that have not yet been fully addressed. The definitions of musical expertise and deliberate practice in music are explored. Because the musical field has not adopted a consistent definition of expertise, operational definitions in the research can be somewhat inconsistent. A preliminary hierarchical system is proposed. The chapter concludes with consideration of other variables, such as genetics, that could interact with deliberate practice to develop expertise in the musical domain. Current thinking is that deliberate practice is important, but insufficient to explain expertise. The development of musical experts may be more complex than either the amount of deliberate practice or genetics can explain.

1998 ◽  
Vol 20 (3) ◽  
pp. 260-279 ◽  
Author(s):  
Thana Hodge ◽  
Janice M. Deakin

This study used participants from the martial arts (karate) to examine the influence of context in the acquisition of novel motor sequences and the applicability of Ericsson, Krampe, and Tesch-Romer's (1993) theory of deliberate practice in this athletic domain. The presence of context did not benefit recall performance for the experts. The performance of the novice group was hindered by the presence of context. Evaluation of the role of deliberate practice in expert performance was assessed through retrospective questionnaires. The findings related to the relationship between relevance and effort, and relevance and enjoyment diverged from Ericsson et al.'s (1993) definition of deliberate practice, suggesting that adaptations should be made if it is to be considered general theory of expertise.


2019 ◽  
Vol 6 (8) ◽  
pp. 190327 ◽  
Author(s):  
Brooke N. Macnamara ◽  
Megha Maitra

We sought to replicate Ericsson, Krampe & Tesch-Römer's (Ericsson, Krampe & Tesch-Römer 1993 Psychol. Rev. 100 , 363–406) seminal study on deliberate practice. Ericsson et al . found that differences in retrospective estimates of accumulated amounts of deliberate practice corresponded to each skill level of student violinists. They concluded, ‘individual differences in ultimate performance can largely be accounted for by differential amounts of past and current levels of practice’ (p. 392). We reproduced the methodology with notable exceptions, namely (i) employing a double-blind procedure, (ii) conducting analyses better suited to the study design, and (iii) testing previously unanswered questions about teacher-designed practice—that is, we examined the way Ericsson et al . operationalized deliberate practice (practice alone), and their theoretical but previously unmeasured definition of deliberate practice (teacher-designed practice), and compared them. We did not replicate the core finding that accumulated amounts of deliberate practice corresponded to each skill level. Overall, the size of the effect was substantial, but considerably smaller than the original study's effect size. Teacher-designed practice was perceived as less relevant to improving performance on the violin than practice alone. Further, amount of teacher-designed practice did not account for more variance in performance than amount of practice alone. Implications for the deliberate practice theory are discussed.


Nutrients ◽  
2021 ◽  
Vol 13 (6) ◽  
pp. 2006
Author(s):  
Courtney Thompson ◽  
Jean Adams ◽  
Helen Anna Vidgen

(1) Background: The term ‘food literacy’ has gained momentum globally; however, a lack of clarity around its definition has resulted in inconsistencies in use of the term. Therefore, the objective was to conduct a systematic scoping review to describe the use, reach, application and definitions of the term ‘food literacy’ over time. (2) Methods: A search was conducted using the PRISMA-ScR guidelines in seven research databases without any date limitations up to 31 December 2019, searching simply for use of the term ‘food literacy’. (3) Results: Five hundred and forty-nine studies were included. The term ‘food literacy’ was used once in 243 articles (44%) and mentioned by researchers working in 41 countries. Original research was the most common article type (n = 429, 78%). Food literacy was published across 72 In Cites disciplines, with 456 (83%) articles from the last 5 years. In articles about food literacy (n = 82, 15%), review articles were twice as prevalent compared to the total number of articles (n = 10, 12% vs. n = 32, 6%). Fifty-one different definitions of food literacy were cited. (4) Conclusions: ‘Food literacy’ has been used frequently and broadly across differing article types and disciplines in academic literature internationally. However, agreement on a standardised definition of food literacy endorsed by a peak international agency is needed in order to progress the field.


1985 ◽  
Vol 14 (2) ◽  
pp. 157-170
Author(s):  
Ranjan Roy

Presented is a selected review of the literature pertaining to migraine and tension headache of the past thirty or more years. Existence of “migraine” personality is explored. Association between psychiatric disorders and headache is examined. Problems of definition of these concepts are discussed and current thinking to resolve some of the clinical issues of these two types of headaches is presented.


2021 ◽  
Vol 2021 ◽  
pp. 1-10
Author(s):  
M. Conijn ◽  
G. J. Krings

With the help of computational fluid dynamics (CFD), hemodynamics of the pulmonary arteries (PA’s) can be studied in detail and varying physiological circumstances and treatment options can be simulated. This offers the opportunity to improve the diagnostics and treatment of PA stenosis in biventricular congenital heart disease (CHD). The aim of this review was to evaluate the methods of computational studies for PA’s in biventricular CHD and the level of validation of the numerical outcomes. A total of 34 original research papers were selected. The literature showed a great variety in the used methods for (re) construction of the geometry as well as definition of the boundary conditions and numerical setup. There were 10 different methods identified to define inlet boundary conditions and 17 for outlet boundary conditions. A total of nine papers verified their CFD outcomes by comparing results to clinical data or by an experimental mock loop. The diversity in used methods and the low level of validation of the outcomes result in uncertainties regarding the reliability of numerical studies. This limits the current clinical utility of CFD for the study of PA flow in CHD. Standardization and validation of the methods are therefore recommended.


2021 ◽  
Vol IV(1) ◽  
Author(s):  
Adewunmi Falode ◽  

Intelligence has come to play a pivotal role in the affairs of states and non-state actors in the 21st century. It not only determines the outcome of conflict when it breaks out but also provides critical edge and foresight in military planning and engagements. However, the effective utilization and deployment of intelligence in any strategic environment may be hampered by the lack of a holistic and generally accepted definition of it. The search for a robust definition has not also been helped by the differing views on what should constitute the basic elements of it. To overcome these challenges, this work argues for and provides a holistic definition of intelligence. It uses both qualitative and quantitative methodologies to provide a more robust and holistic definition of intelligence. The work concludes that any acceptable definition of intelligence must contain five key elements: process, data, actionable information, political group and security.


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