effects of augmenting face-to-face meetings with web-based asynchronous group support systems, The

ABSTRACT

Most cluster support systems (GSS) laboratory studies compare face-to-face clumps with groups assigned to either a synchronous or asynchronous decision support combination of parts to form a whole Research findings have been inconclusive. rises of a laboratory study of collections that worked on a selection question are presented. One set of clumps shared information using an asynchronous Web-based combination of parts to form a whole before meeting in a face-to-face setting to discuss and make a decision. The other plant of groups met, shared information, discussed the enigma and made a decision in a face-to-face meeting exclusively. clusters that shared information using a Web-based asynchronous combination of parts to form a whole and discussed the shared information in a face-to-face meeting environment assembled more information and made higher quality decisions in les time than assemblages that shared and discussed information in a face-to-face meeting environment.

INTRODUCTION

Most important decisions in organizations are made by means of groups or by an individual with the advice of a cluster (Mintzburg 1983). However, it has been drawn out established that groups can be ineffective decision makers because of assemblage process losses that can outweigh cluster process gains (Maier 1967). above the years research has been leadershiped aimed at finding ways of making assemblages more productive. Solutions have ranged from manual assemblage process structuring techniques such as the Delphi rule (Dalkey 1969) and the Nominal clump technique (NGT) (Delbecq, Van de Ven and Gustafson 1975) to contemporary collection support systems (GSS) (DeSanctis and Gallupe 1987) Decision support a whole s were intensively studied during the last decade of the twentieth hundred A meta-analysis of laboratory studies through Fjermestad and Hiltz (1998-99) included sum of two units hundred and thirty studies that had been reported in academic journals and talks by August 1998. Researchers have noted with interest that research results have been inconclusive. Research has not been able to conclusively establish superiority of GS above the traditional face-to-face meeting (Kiesler and Sproull 1992) A meta-analysis of laboratory studies that compared the performance of clumps assigned to GSS with clusters assigned to the traditional face-to-face meeting place only 16.3% of all hypotheses investigated had issues favorable to GSS groups (Fjermestad and Hiltz, 1998-99) Possible reasons for this are varied and include; poor experimental designs and subdues used in laboratory experiments.

There are sum of two units major problems with subjects used in reported experiments. First, greatest in quantity of the experiments have used pupils Student subjects are problematic in the faculty of perception that there is always a question of in what manner motivated they are when participating in these experiments smooth in cases where some form of incentive is presented Second, there is the issue of ad hoc versus established assemblages Student subjects are mostly ad hoc collections assembled for the experiment single and hence lack the motivation and social cohesion to work as a unit. Experiments using professional subdues have not produced consistent springs either. Some laboratory experimental studies that used professionals as controls (Adrianson and Hjelmquist 1991; Hiltz, Johnson and Turoff 1986) exhibit higher dominance, more consensus and a higher step of information exchange in face-to-face clusters than in GSS groups. Other laboratory studies that also used professional make subordinates show GSS groups performing better than face-to-face clumps (Lam 1997).

As Fjermestad and Hiltz (1998-99) point on the outside most laboratory experiments have used either clumps that are too small, that is, assemblages of four or less participants, or too small in number groups to produce meaningful generalizable accrues In most cases, groups are made small to boost the number of assemblages Another design problem is the nature of tasks. Tasks that are too simple may not enable the unveiling of the issues of a GSS on the assemblage process. A consistent design feature in reported laboratory studies is the comparison of face-to-face collections with groups using either a synchronous or asynchronous assemblage support system. Kiesler and Sproull (1992) struggle "The standard of comparison is face-to-face meetings, not because they are always preferable to other forums on the contrary because they are ubiquitous." Other possible reasons include the fact that face-to-face meetings are easier to locate up and data can be mustered and analyzed quickly. Early GS a whole s were also designed for the meeting field environment. Very few experiments have focused upon using a mixture of decision support combination of parts to form a wholes to support the group decision-making proces (Ocker Fjermestad, Hiltz, and Johnson 1998)

This research explores the issue of splitting the group decision-making proces and using different support a whole s to support each phase. We evolve and test a methodology for configuring support for decision-making clusters The methodology considers three distinct aspects of the clump decision-making process: the group task, structuring the decision-making proces and using information technology to support the proces Bales (1950) indicates that a group decision-making task should be guided by means of three main questions; "What are the facts?", "How should the facts be organized and analyzed?", and "What conclusions are justified from an examination of the facts?" The nominal collection technique (Delbecq, Van de Ven and Gustafson 1975) is single way of structuring a assemblage decision-making process. The three guiding questions are matched to four paces of the NGT supported with an appropriate impressed sign of group support system (GSS) Three impressed signs of support systems are considered: asynchronous GS synchronous GS used to augment a face-to-face meeting, and face-to-face meeting with no technological support.