Slide 1
INFO 414
Information Behavior
Models of information behavior
Slide 2
Classic IR Model
Slide 3
Berrypicking
Berrypicking focuses is on the
sequence of searcher behaviors
Query is evolving
Searchers may use different
search strategies in a single query
Implications for design of
information systems
Slide 4
Berrypicking
Slide 5
Ellis (1989) –
Searching Methods
Starting: Looking for information
in a new area on on a new topic.
Chaining: Searching by following
citation connections between materials.
Differentiating: Selecting information sources based on their orientation and intended audience.
Slide 6
Ellis (1989) –
Searching Methods
Monitoring: The continuous
monitoring of developments in a field of study
Extracting: Going through a particular source selectively identifying relevant material from that source
Slide 7
Ellis (1989)
Information-seeking patterns of
social scientists
Six characteristics:
Starting
Chaining
Browsing
Differentiating
Monitoring
Extracting
Slide 8
Ellis (1989)
Behavioral Model of Information Seeking
Diagrammatic presentation suggested by Wilson, 1999.
Slide 9
Kuhlthau (1991)
six stages in the information
search process
incorporated in three realms
affective - feelings
cognitive - thoughts
physical - actions
Slide 10
Kuhlthau (1991)
Stages
initiation - the first
awareness of a lack of knowledge or understanding
selection - identifying the
general topic of the approach to be pursued
exploration - investigating
information on the general topic, to improve orientation sufficiently to
form a focus for resolving the problem
Slide 11
Kuhlthau (1991)
formulation - forming a focus for
the information encountered
collection - extends and supports
the focus and selects information pertaining specifically to the focus
presentation - completing the
search and preparing to present or otherwise use the findings
Slide 12
Kuhlthau’s model
of the information search process
