System Interface Evaluation: Goodreads Group 3 April 17, 2012
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Transcript of System Interface Evaluation: Goodreads Group 3 April 17, 2012
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System Interface Evaluation:Goodreads
Group 3April 17, 2012
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Group 3 Members
Lauren Long, Evaluator•Cataloger, Transylvania Co. Library, Brevard, NC•ITRL Student
JULIE FORKNER,Evaluator•Director, E.G. Fisher Public LibraryAthens, TN•ITRL Student
ANGELA GLOWCHESKI,Evaluator •Information Specialist, Lumpkin Co. Public Library Dahlonega, GA•ITRL Student
SUSAN MACRELLIS,Leader•Director, East Ridge City Library Chattanooga, TN•ITRL Student
MARILYN PONTIUSEvaluator•Branch Manager,Hancock War MemorialBranch LibraryWashington Co, MD•ITRL Student
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Leader Responsibilities Planning the evaluation method Developing two tasks to be performed by each group
member (Evaluator) Meeting with evaluators to discuss tasks, responsibilities,
when and where to perform walkthrough, use of Nielsen’s severity rating scale
Performing a walkthrough for each task and creating a task analysis to use as benchmarks for comparison to Evaluator walkthroughs. This includes: time taken to complete each task feelings/emotions experienced problems and errors found and causes for these
problems and errors severity rating of each problem or error found success and failure stories as applicable
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Evaluator Responsibilities Meet with the Leader and brainstorm on broad tasks to perform
in a given interface. Follow the procedures outlined by the Leader.
Perform each task individually in the given interface Identify potential problems and errors in the given interface Use Nielsen’s severity rating scale to rate each of the problems
and errors found and describe briefly the causes of these problems and errors
Provide solutions for solving the problems and errors found based on interface design/usability theories and principles learned in class.
Document the feelings and emotions experienced during the process thinking of how target users may feel during the process
Write one success and one failure story as applicable Meet with the Leader to discuss the findings, reach a consensus
on the problems and errors found and their severity ratings, among other things
Generate a usability report as a team
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Cognitive Walkthrough Overview
Based on what was learned in Assignment 2: Evaluate tasks frequently preformed by
adult service librarians Evaluate a freely available reader’s
advisory interface
Two Phases: Preparatory Phase Analysis Phase
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Walkthrough Methodology Preparatory Phase
Define the interfaceDefine the tasksDefine the target usersDefine the correct sequence of actions to
complete tasks
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Favorite Genres generated from user input
Keyword searching
What friends are reading and what they have to say about it
Free Stuff
Book Clubs
Preparatory Phase: Define the Interface
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Task 1
Task 2
A user is looking for a book in the Goodreads website. He wants to find the name of the author of this book: Jonathan Strange & Mr. Norrell. Find the author’s name and write it down on the task instruction sheet.
Find how many books there are in the “Blossom Street” series written by Debbie Macomber. What is the title of the most recent book in the series? Find the title name and write it down on the task instruction sheet.
Preparatory Phase: Define the Tasks
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Adult services librarian working in a public library Has obtained a college degree, and in many cases a
master’s degree Performs tasks related to reader’s advisory Utilizes a reader’s advisory information system
Supplement personal content knowledge Seeking information
Sequential order of booksBreakdown of genres and subgenres
Preparatory Phase: Define the Users
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TASK 1
Preparatory Phase: Correct Sequence of Actions
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TASK 2
Preparatory Phase: Correct Sequence of Actions
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Walkthrough Methodology Analysis Phase
Evaluators perform tasks and record dataCollect and compare data to correct actionsConstruct success story with defense of
credibilityConstruct failure story
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Analysis Phase:Task Instruction Worksheet Example
Action Problem
Actual or Potential?
Nielsen Severity
Cause of Problem
Possible Solution
Feelings/Emotions
1. Go to www.googreads.com
2. Enter “Jonahan Strange and” in title search box
2.1 Error returned
Unexpected error report: Did you mean jonah an strange and
Actual 1 Misspelled name
Improve “did you mean” function to recognize “jonahan” as Jonathan”
Surprised. Confused by message, but recognized the “did you mean” probably ment a spelling error.
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Task Data Consolidation and AnalysisTask 1 Example: Compare Actions
Correct Action
Eval 1 Eval 2 Eval 3 Eval 4
1. Go to www.goodreads.com
1. Go to www.goodreads.com
1. Go to www.goodreads.com
1. Go to www.goodreads.com
1. Go to www.goodreads.com
2. Enter “Jonathan Strange and Mr. Norrell” in title search box
2. Enter “Jonahan Strange and” in title search box
2. Entered “Jonathan Strange” in title search box
2. Enter “Jonathan Strange and Mr. Norrell” in title search box
2. Enter “Jonathan Strange and Mr. Norrell” in title search box
2.1 Error returned
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Analysis Phase –Consolidation Spreadsheet
Allows problems and errors to be easily identified
Create best success story with credibility data
Create worst failure story with problem areas identified
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Summary
Choosing the interfaceWhy Goodreads?
Current status Changes we would have made Questions/Comments for the Group
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Group 3 thanks you for listening!
Lauren LongJULIE FORKNER
ANGELA GLOWCHESKI
SUSAN MACRELLIS
MARILYN PONTIUS