Print

Print


Eric Lesser is a guy at IBM's Institute for Knowledge Management (the same
place Larry Prusack and networkers Rob Cross & Andrew Parker work). He's
edited a book on social capital.

Steve.

----- Original Message -----
From: "Barry Wellman" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, August 01, 2001 7:45 PM
Subject: Re: looking for network data?


> Old ways are the best ways as Valdis sez. Why not just do a hand-trace of
> a snowball sample for a while. Shouldn't take more than a few hours to get
> some interesting stuff.
>
> Here's a headstart. Folks who bought books by Barry Wellman (it seems to
> do it by author rather than by title -- because same list for my Networks
> in the Global Village and the Wellman-Berkowitz Social Structures) also
> bought Wasserman (& Faust), Nan Lin, Steve JOnes (does cybersociety
> stuff), Jim Coleman, and Eric Lesser (who he?) Of course, we don't know
> what the number of co-purchasers these data are based on. (I hope > 1).
>
>
>  Barry
>  ___________________________________________________________________
>
>   Barry Wellman        Professor of Sociology       NetLab Director
>   [log in to unmask]   http://www.chass.utoronto.ca/~wellman
>
>   Centre for Urban & Community Studies        University of Toronto
>   455 Spadina Avenue   Toronto Canada M5S 2G8   fax:+1-416-978-7162
>  ___________________________________________________________________
>
> On Wed, 1 Aug 2001, Gavin Hougham wrote:
>
> > Date: Wed, 1 Aug 2001 17:32:35 -0500
> > From: Gavin Hougham <[log in to unmask]>
> > To: [log in to unmask]
> > Subject: Re: looking for network data?
> >
> > Linton,
> >
> > Good point, but that begs the same question, albeit with a twist, "Would
> > they grant access in order to audit the book referral programming
> > algorithms they use, THEN, would they allow data access for SNA
> > purposes.... maybe mount some software to ride piggyback on top of their
> > system to collect SNA data directly as the referrals are being made?"
Or
> > download historical data that would have little proprietary or market
> > value? Actually, now that I think about it, it seems like an amazing
amount
> > of human decision making time would have to be spent in order to push
the
> > "right" books if those referrals are NOT, in fact, real.  I.e, they'd
need
> > to know a LOT about each of the millions of books they sell in order to
> > artificially generate a tie -- time that I doubt would be offset by any
> > increased sales as a result of such "point of sale" referrals.  Could be
> > wrong...
> >
> > These questions also bring us to those exploring "administrative
databases"
> > for research purposes...
> >
> > Gavin
> >
> >
> > At 02:34 PM 8/1/01 -0700, Linton Freeman wrote:
> > >No, that isn't the question.  The data are, as Vladis said, publicly
> > >available.  I think the real question has to do with validity.
Obviously
> > >Amazon has an economic interest in pushing big profit or slow moving
> > >books, so one wonders if the co-buying information they provide has
> > >anything to do with co-buying, or is it simply embodying a sales
strategy?
> > >I, at least, would be wary of believing Amazon without a lot more
> > >information.
> > >
> > >Lin
> > >
> > >
> > >
> > >
> > >On Wed, 1 Aug 2001, Gavin Hougham wrote:
> > >
> > >> Valdis,
> > >>
> > >> This begs the question, would (has?) Amazon let an academic access
their
> > >> databases directly to answer these kinds of questions?  You never
know...
> > >>
> > >> Gavin Hougham
> > >>
> > >>
> > >>
> > >> At 04:52 PM 8/1/01 -0400, Valdis wrote:
> > >> >If you are looking for network data try amazon.com.  They have great
> > >> >network data for books -- those interested in two mode nets can look
at
> > >> >books and authors.  For those interested in how networks change over
> > >> >time mine the data on amazon's site weekly, monthly, etc. and you
will
> > >> >see different connections and different nodes emerge.  Amazon has
data
> > >> >available for both ego networks and larger group networks.
> > >> >
> > >> >The key is in Amazon's 'people who bought this book also bought...'
> > >> >data.   Put enough of these 'also bought' lists together and you
have a
> > >> >nice network.  For an example of book ego network see:
> > >> >http://www.orgnet.com/buzznet.html
> > >> >
> > >> >For those that have been wondering...
> > >> >
> > >> >* Do Ron Burt's books span structural holes?
> > >> >    - Start your data gathering here:
> > >>
> >
>http://www.amazon.com/exec/obidos/tg/stores/detail/-/books/0674843711/simil
> > >> arities/
> > >> >
> > >> >* Does Wayne Baker's book on Social Capital *have* social capital?
> > >> >    - Start your data gathering here:
> > >>
> >
>http://www.amazon.com/exec/obidos/tg/stores/detail/-/books/0787953091/simil
> > >> arities/
> > >> >
> > >> >* Are Barry Wellman's books embedded in communities?
> > >> >    - Start your data gathering here:
> > >>
> >
>http://www.amazon.com/exec/obidos/tg/stores/detail/-/books/0813368219/simil
> > >> arities/
> > >> >
> > >> >* Is Tom Valente's book in a position of diffusion?
> > >> >    - Start your data gathering here:
> > >>
> >
>http://www.amazon.com/exec/obidos/tg/stores/detail/-/books/1881303225/simil
> > >> arities/
> > >> >
> > >> >Other 'interesting' questions that can be answered...
> > >> >Which is the most central social network book?
> > >> >Which SNA books are structurally equivalent?
> > >> >Which SNA books form a clique?
> > >> >What SNA emergent clusters have formed?
> > >> >Which other 'communities of interest' is the SNA community connected
to?
> > >> >
> > >> >If anyone pursues these questions, please share your results with
the
> > >> >rest of us.
> > >> >
> > >> >Enjoy!
> > >> >
> > >> >Valdis
> > >> >
> > >> >[log in to unmask]
> > >> >http://www.orgnet.com
> > >> >
> > >> >
> > >>
> > >
> >
>--------------------------------------------------------------------------
> > >Linton C. Freeman                         Phone: Office: 949 824-6698
> > >Department of Sociology                   Sec.:          949 824-6336
> > >School of Social Sciences  SSPA 2143      Home:          949 494-6139
> > >University of California                  FAX:           949 824-3733
> > >Irvine, CA 92697-5100                     E-mail: [log in to unmask]
> > >http://eclectic.ss.uci.edu/~lin/lin.html
> >
>---------------------------------------------------------------------------
> > >
> > >
> > -------------------------------------------------
> > Gavin Hougham, M.A., Ph.D. (cand)
> > The University of Chicago
> > Project Director, Department of Medicine/Section of Geriatrics, and
> > Adjunct Instructor, Graduate School of Social Service Administration
> > 5841 S. Maryland Ave. (MC 6098)
> > Chicago, IL 60637
> >
> > (773) 702-6735 office
> > (773) 702-3538 fax
> > [log in to unmask]
> > http://www.geocities.com/ghougham
> > -------------------------------------------------
> >
>