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Here is my summary based on the answers to my question, posted in july, which concerned factor analysis of personality trait descriptions, especially on differences and similarities between: 1. the "Big Five" i.e., five factors called: I surgency (also called extraversion); II agreeableness; III conscientiousness; IV emotional stability; and V culture (or intellect) (cf. Peabody & Goldberg 1989); 2. "Osgood's three" I evaluation; II activity; and III potency (Osgood, Succi & Tannenbaum 1957); 3. "Sociolinguistic factors" I status (or competence) and II solidarity (or benevolence); with solidarity sometimes divided in II social attractiveness and III personal integrity (Ryan 1973, Giles & Robinson 1990). I want to thank all of the people that have responded: Achim Grabowski: grabMail to author|Respond to list|Read more issues|LINGUIST home page|Top of issueclarity.Princeton.EDU Alice Horning: HORNING
argo.acs.oakland.edu Carol W. Slater: CSLATER
alma.edu Danny Rouckhout: 100277.1755
compuserve.com Ines Shaw: ISHAW
VM1.NoDak.EDU Jacques Steyn: STEYNJ
alpha.unisa.ac.za Jean-Marc Dewaele: jmdewael
vnet3.vub.ac.be The first few responses were negative and suggested that these three types of research have nothing in common except for the fact that they all use factor analysis. A phone call to M. Verkuyten, social psychologist at the University of Utrecht, resulted in the same viewpoint: the big five factors are underlying personality characteristics and have nothing in common with Osgood's three. The latter are underlying evaluative attitude toward whatever object. These responses are best summarized in what Achim Grabowski wrote: "The big five are personality traits, i.e. constructs that are designed to describe latent behavioral sources in an individual. But Osgood's three factors are factors that describe the best solution for a similarity matrix of words! And the third-mentioned analyses concern factors of interpersonal relationships. Thus, factor analysis is a good tool to simplify the complex information that is included in correlation or similarity matrices, but it does not include theoretical aspects of personality. ... Thus, it seems to me perfectly clear that the lines of research you mentioned in your query are not compatible. And you should probable not try to make them compatible." But, I also received some enthusiastic, positive responses. Although nobody could name an article on the comparison of the three lines of research, those responses did give some useful references and insights into the matter. In Carol Slater's point of view the shift of focus (that is, the objects under study) results into the differences in factors. "The Osgood dimensions are what emerge when all kind of objects are considered: people, rocks, colors, the lot. They provide an allpurpose space in which to place all and anypotential objects of attitudes and were, indeed, appropriated early on by people who were interested specifically in attitude formation and change. ... So, given that what you get out of factor analysis depends on what you put in, it is not surprising that when we constrain the domain to descriptions of people and nothing else, things look somewhat different, we get the Big Five (plus or minus two), instead. When we shift focus again, and look primarily at characteristics of people's social interaction, in particular, we get yet another set of dimensions, the status/solidarity configurations." I was not quite satisfied yet with Slater's viewpoint and I continued by thoroughly reading three studies representing the three different types of research I wanted to relate: (1) Peabody & Goldberg 1989: research on the Big Five, factors underlying personality ratings as found in implicit personality theories on the structure of personality trait descriptions; (2) Osgood, Succi & Tannenbaum 1957: the invariant universal factor structure of the explicit personality theory of Osgood e.a; and (3) Ryan 1973: the sociolinguistic dimensions found to be important in language attitude studies. Most helpful in understanding and comparing all this was the book suggested by Danny Rouckhout: Susan Hampson's introduction on the construction of personality (Hampson 1988). Hampson's book is organized around three different perspectives on personality, which have generated three kinds of personality theory: (1) explicit theories of personality from the personality psychologists' perspective; (2) implicit theories of personality from the lay person's perspective; and (3) the perspective from the standpoint of the self which is concerned with the theories people have about their own personalities. I was particularly interested in the second part of this book which is concerned with the lay's perspective. Hampson relates Osgood and the Big Five and concludes: "In implicit personality theory, as with explicit personality theory, the number and nature of the underlying dimensions is dependent upon the level of detail favoured by the theorist." (p. 118). Metaphorically she describes it as: "...when the microscope is low-powered, then evaluation stands out as the most salient dimension. However, when the power is turned up, then a more complex structure is revealed." (p. 119). Hampson's conclusion is confirmed by Van der Pligt & De Vries, who describe the dimensions found by Osgood as an abstraction at a higher dimension of the Big Five (Van der Pligt & De Vries 1991;160- 161). In comparing implicit and explicit personality theories Hampson (p. 156-157) concludes that most studies in explicit personality theory come up with five underlying factors of personality ratings. Osgood's three factors were sometimes found in personality structures derived from trait ratings viewed as a measure of people's implicit personality theories. The first dimension (evaluation) was clearly present, but the second and third (potency and activity) often merged. However, Hampson argues that evaluation alone is not enough to describe adequately the structure of implicit personality theory, since this ignores all the variation in the descriptive content of the "trait language" (i.e., words used to describe personality traits R.D.). When the structure of the descriptive content is explored the same five-factor structure as that found for explicit personality theory is commonly found. If both the first and second line of research actually deal with the same underlying dimensions, why do different studies find different factors or give the dimensions different names? Hampson mentions three determinants of variation in personality structures in different studies: (1) the original item selection (e.g., Factor IV - emotional stability, has assumed greater significance than it otherwise would because psychologists have a professional interest in this area of personality and have tended to add more scales to measure it than the natural language of personality description would warrant); (2) the selection of the targets for personality description (e.g., if only the self and liked targets are used, then the resulting factors tend to be smaller, i.e. account for less variance); (3) the effect of raters' categorization style (e.g., broad categorizers' ratings yield a few broad factors, like those found in semantic-similarity studies, narrow categorizers are more discriminating and their ratings produced more complex structures, characteristic of the rating studies of real people). I think there is at least one other important determinant: (4) the habit or tactic of researchers to base their work on that of others. Most researchers chose the adjectives on the rating scales based on the results of earlier studies and/or theories, e.g., when a researcher chooses to follow a personality theory s/he will use (and therefore find in the analysis) something like the Big Five, but if s/he bases the study on social psychological attitude research something like Osgoods Three will come up. Hampson concludes (p. 159-160): "Comparisons of personality structures obtained from different data sets show that the five factors identified by Norman (1963) remain the most useful framework (Goldberg 1981b). The Big Five (Factor I - surgency, Factor II - agreeableness, Factor III - conscientiousness, Factor IV - emotional stability, and Factor V - culture) are the typical number of factors, not all of which are found in every data set. The Osgood factors of potency and activity combine to form factor I - surgency. Factors I, II and III are by far the largest and most robust of the Big Five, whereas Factors IV and V are more controversial." How to relate all this to speaker evaluation? First of all it has become clear from both Osgood, Succi and Tannenbaum (1957) and Hampson (1988) that Osgood's Three are NOT likely to be found in speaker evaluation. In Osgood e.a. (1957) we find factor analysis of ratings of all kind of different objects (from concrete inanimate objects as "knife" and "snow" to abstract objects like "sin" and "symphony", as well as animate objects like "me", "Adlai Stevenson" - a politician well known at the time, or "mother"). Osgood e.a. try to find a way to measure the meaning of objects. They describe a universal semantic space in which the meaning of all objects can be placed. In this semantic space they discover three major dimensions which are able to explain most of the variance for most objects. Initially Osgood e.a. distinguish five factors: I evaluation, II potency, III activity, IV stability, V receptivity. The fourth and fifth factor are left out in a later stage, because they add too little to the explanation of variance. If we do not average the results for all objects, but separate the human objects from the rest we find (extracted from Osgood e.a. 1957;table 30 p. 181-185, V= percentage of explained variance): "Foreigner": FI V=.102, FII V=.052 FIII n.m. FIV V=.038 FV V=.051 "Mother": FI V=.185, FII V=.034 FIII V=.039 FIV V=.038 FV V=.039 "Me": FI V=.075, FII V=.053 FIII V=.086 FIV V=.044 FV V=.072 "Adlai Stevenson": FI V=.253, FII V=.044 FIII n.m. FIV n.m. FV n.m. In this part of the picture Factor I still is the most explaining factor (except for the object "me") but the explained variance registered for the other factors does not support the selection of the first three factors as defining semantic space and leaving out the others. So even though Osgood e.a. are probably right in defining the semantic space for meaning in general to be based on the three dimensions, their analysis is not sufficient in the measurement of personality ratings of human objects. The first factor still stands out. However just evaluation is not sufficient to adequately describe the lay's perspective on personality (see above in reviewing Hampson 1988). Personally, I think Hampson's argumentation on the importance of the Big Five and the usefulness of these factors as a framework for the analysis of lay person's ratings of personality is rather convincing. It is certainly more convincing than Osgood e.a.'s argumentation on the selection of their three factors, especially in the field of personality ratings. Ryan (1973) based her idea of two factors in attitude measurement on Brown's discussion of forms of address (Brown 1965). According to Ryan (1973, p. 68) the social psychologist Brown "demonstrated the roles played by status (relative degree to which a person possesses the characteristics valued by the society as a whole) and solidarity (degree to which a person is similar to the perceiver, in terms of group membership, shared experiences, age, socioeconomic class etc.)." In other words, people judge the personality characteristics of others by group values and personal similarities. I did not find any literature on the relation between these sociolinguistic factors and the Big Five or Osgood. However, personally I think that a person's Social Economic Status (SES) is very important in the ideas that society has about her/him. This SES is related to adjectives loading on the Big Five factors I Surgency, III Conscientiousness and V Culture (or intellect). The factor II Agreeableness and IV emotional stability include adjectives that seem to refer to more personal ideas and feelings, which would place them with the sociolinguistioc factor II Solidarity. Osgood's Evaluation factor seems to me to be comparable to the sociolinguistic factor I Status, the group evaluation. Most studies in which personality ratings based on speech were factor analysed came up with two or three factors. Not all five of the Big Five were found; there are (at least) three possible explanations. (1) As both Hampson (1988) and Peabody & Goldberg (1989) indicated, the first three factors of the Big Five are the most robust ones, the fourth and fifth are more controversal, therefore the sociolinguistic factors may be comparable to the "Big Three". (2) The big Five were found in lay person's ratings of personality in all kinds of different settings, e.g., in rating personality of stereotypes, of persons from memory, of persons the raters had only recently met, of persons whom the raters had known for ages, etc. It does not seem illogical that the three robust factors also emerge in lay person's ratings of personality of speakers on the basis of speech. (3) In most studies the personality characteristics that are to be rated are chosen because of good results in earlier research. That is, the dimensions which are thought to be important because they emerged in earlier studies are represented by a couple of scales. If factor analysis of the result comes up with those same dimensions that does not support the idea of those being the important underlying dimensions. It proves only that the adjectives used to represent the personality characteristics on the rating scales are good representations of the dimensions. Finally, I will present the measurement instrument which I want to use to investigate the personality ratings of speakers based on speech, also called speaker evaluations. I would like to get comments from those of you who took the trouble of reading this summary, on the ideas presented in the summary and especially on the resulting scaling instrument. Peabody and Goldberg (1989) described the adjectives which turned out to represent the Big Five factors in their study. Ideally one would like to put a large sample of these adjectives in the scaling instrument which will be used to collect the speaker evaluations. At the same time the three factors which are often used in language attitude research must be properly represented. However, all this would result in a rating instrument with very many adjective scales, which would take to much time and concentration of the raters. A first step in minimizing the number of scales is to represent only the robust factors of the Big Five, which were: I Surgency, II Agreeableness, and III Conscientiousness. Secondly, for the same reason, only the one robust factor of Osgood is included: I Evaluation. All three factors from sociolinguistics, after all that is my field of interest, are also present: I Status, II Social attractiveness, III Personal integrity. In the rating experiments all speakers will be rated for personality on bipolar seven point scales with the following adjectives at both ends (I wrote down both the Dutch and the English terms because my little English vocabulary could not give a perfect translation of the Dutch terms): hoog opgeleid - laag opgeleid (high educated - low educated) rijk - arm (rich - poor) wilskrachtig - slap (forceful - submissive/weak) hard werkend - lui (hard wordking - lazy) vriendelijk - onvriendelijk (friendly - unfriendly) goedlachs - zuur (good natured - irritable) aantrekkelijk - onaantrekkelijk (attractive - unattractive) rechtvaardig - onrechtvaardig (fair - unfair) betrouwbaar - onbetrouwbaar (trustworthy - untrustworthy) zachtaardig - agressief (gentle - aggressive) The three robust factors from "Big Five" are represented: I Surgency or Extraversion: forcefull - submissive, and gentle - agressive; II Agreeableness: friendly - unfriendly, and good natured - irritable; III Conscientiousness: trustworthy - untrustworthy, and hard working - lazy. The robust factor Evaluation of "Osgood's three" is represented by: friendly - unfriendly, rich - poor, and trustworthy - untrustworthy. The factors of sociolinguistic language attitude and speaker evaluation research are represented: I Status: rich - poor, high education - low education, hard working - lazy; II Social attractiveness: friendly - unfriendly, goodnatured vs irritable, attractive - unattractive; III Personal integrity: fair - unfair, trustworthy - untrustworthy, gentle - aggressive. Please send any comments, remarks and critisism to: RIANNE.DOELMAN
KUB.NL I hope reading from you soon. Rianne Doeleman Research group on Language and Minorities - Tilburg University P.O. box 90153 - 5000 LE Tilburg - The Netherlands telephone: +3113-663123 Brown, R. (1965) Social Psychology. New York: Free Press. Giles, H. & Robinson, W.P. (Eds.) (1990). Handbook of language and social psychology. Chichester: John Wiley & Sons. Hampson, S.E. (1988). The construction of personality: An introduction. London: Routledge. Osgood, C.E., Suci, G.J. and Tannenbaum, P.H. (1957). The measurement of meaning. Urbana, IL: University of Illinois Press. Peabody, D. & Goldberg, L.R. (1989) Some determinants of factor structures from personality-trait descriptors. Journal of Personality and Social Psychology, 57, 3, 552-567. Pligt, J. van der & Vries, N.K. de (1991). Cognitieve sociale psychologie. Meppel: Boom. Ryan, E.B. (1973). Subjective reactions toward accented speech. In: R.W. Fasold & R.W. Shuy (Eds.), Analyzing variation in language. p. 60-73. Washington: Georgetown University Press.