scholarly journals Personal Ideals as Metaphors

2017 ◽  
Vol 3 (3) ◽  
pp. 265-283 ◽  
Author(s):  
NICK RIGGLE

ABSTRACT:What is it to have and act on a personal ideal? Someone who aspires to be a philosopher might imaginatively think ‘I am a philosopher’ by way of motivating herself to think hard about a philosophical question. But doing so seems to require her to act on an inaccurate self-description, given that she is not yet what she regards herself as being. J. David Velleman develops the thought that action-by-ideal involves a kind of fictional self-conception. My aim is to expand our thinking about personal ideals by developing another way of understanding them. On this view action-by-ideal involves a kind of metaphorical self-conception. I investigate some salient differences between these views with the aim of understanding the different perspectives they take on the rationality of action-by-ideal. Where the fiction view runs into problems of literary coherence, the metaphor view exploits the richness of poetic invention. But action-by-ideal is a complex phenomenon about which there may be no tidy story to be told. This paper is an attempt to clarify and understand more of this messy terrain.

Author(s):  
Victor Tsutsumi ◽  
Adolfo Martinez-Palomo ◽  
Kyuichi Tanikawa

The protozoan parasite Entamoeba histolytica is the causative agent of amebiasis in man. The trophozoite or motile form is a highly dynamic and pleomorphic cell with a great capacity to destroy tissues. Moreover, the parasite has the singular ability to phagocytize a variety of different live or death cells. Phagocytosis of red blood cells by E. histolytica trophozoites is a complex phenomenon related with amebic pathogenicity and nutrition.


2020 ◽  
Vol 35 (3) ◽  
pp. 385-396
Author(s):  
Fiona S. Rupprecht ◽  
Frieder R. Lang
Keyword(s):  

1993 ◽  
Vol 70 (03) ◽  
pp. 438-442 ◽  
Author(s):  
B Grøn ◽  
C Filion-Myklebust ◽  
S Bjørnsen ◽  
P Haidaris ◽  
F Brosstad

SummaryFibrinogen and fibrin related chains in reduced human plasma as well as the bonds interlinking partially cross-linked fibrin from plasma clots have been studied by means of 1D- and 2D electrophoresis and Western blotting. Immunovisualization of reduced plasma or partially cross-linked fibrin with monoclonal antibodies specific for the α-chains or the γ-chains have shown that several bands represent material belonging to both chains. In order to decide whether these bands constitute αγ-chain hybrids or superimposed α- and γ-chain dimers, the cross-linked material was separated according to both isoelectric point (pI) and molecular weight (MW) using Pharmacia’s Multiphor II system. Western blotting of the second dimension gels revealed that partially cross-linked fibrin contains αsγt-chain hybrids and γ- polymers, in addition to the well-known γ-dimers and α-polymers. The main αsγt-chain hybrid has a pI between that of the α- and the γ-chains, a MW of about 200 kDa and contains Aα-chains with intact fibrinopeptide A (FPA). It was also observed that soluble fibrinogen/fibrin complexes as well as partially cross-linked fibrin contain degraded α-dimers with MWs close to the γ-dimers. These findings demonstrate that factor XIII-catalyzed cross-linking of fibrin is a more complex phenomenon than earlier recognized.


2019 ◽  
Vol 67 (2) ◽  
Author(s):  
Laura Manfredonia ◽  
Lorenzo Genuardi ◽  
Riccardo Marano ◽  
Antonio G. Rebuzzi ◽  
Antonino Buffon ◽  
...  

2014 ◽  
Vol 21 (1) ◽  
pp. 133-144 ◽  
Author(s):  
Adam Boryczko ◽  
Wojciech Rytlewski

Abstract In a dynamic machining process, distortion in surface irregularity is a very complex phenomenon. Surface irregularities form a periodic representation of the tool profile with various kinds of disturbance in a broad range of changes in the height and length of the profile. To discern these irregularity disturbances, interactions of the tool in the form of changes perpendicular and parallel relative to the workpiece were analyzed and simulated. The individual kinds of displacement of the tool relative to the workpiece introduce distortions in the changes of height and length. These changes are weakly represented in standard height and length irregularity parameters and their discernment has been found through amplitude-frequency functions.


2018 ◽  
Vol 2018 (2) ◽  
pp. 99-116 ◽  
Author(s):  
Diego D'Angelo

This paper develops the concept of ‘creative attention’. Against classical theories that understand attention as a spotlight that brings objects into focus, I will argue that attention is a complex phenomenon structured in different layers. The most basic layer is perceptual, passive and pre-predicative: at this level, attention is creative – and this is the central claim of this paper – because it institutes meanings and rules for our behaviour


2019 ◽  
Vol 1 (1) ◽  
pp. 177-183
Author(s):  
Jan Guncaga ◽  
Lilla Korenova ◽  
Jozef Hvorecky

AbstractLearning is a complex phenomenon. Contemporary theories of education underline active participation of learners in their learning processes. One of the key arguments supporting this approach is the learner’s simultaneous and unconscious development of their ability of “learning to learn”. This ability belongs to the soft skills highly valued by employers today.For Mathematics Education, it means that teachers have to go beyond making calculations and memorizing formulas. We have to teach the subject in its social context. When the students start understanding the relationship between real-life problems and the role of numbers and formulas for their solutions, their learning becomes a part of their tacit knowledge. Below we explain the theoretical background of our approach and provide examples of such activities.


2021 ◽  
pp. 154805182199740
Author(s):  
Kalan R. Norris ◽  
Hamed Ghahremani ◽  
G. James Lemoine

Characterized simply as “the absence of leadership,” scholars have generally written off “laissez-faire leadership” as the inaction of poor managers disinterested in their followers and organizational outcomes. In this study, we question whether this simple understanding of the construct is always true, arguing that delegation, a conceivably positive behavior, is sometimes perceived as laissez-faire leadership by subordinates. We examine how perceived leader competence and subordinate gender determine how delegation affects perceptions of laissez-faire leadership and, indirectly, dysfunctional subordinate resistance. Our test of this model reveals a significant three-way interaction between delegation, perceived leader competence, and gender in influencing perceptions of laissez-faire leadership and dysfunctional resistance. We conclude that laissez-faire leadership is a more complex phenomenon than is often assumed in research. The theoretical and practical implications of these findings are discussed in this study.


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