Henneberg, Stephan and Nicholas O’Shaughnessy (2007). ‘Theory and concept development in political marketing: issues and an agenda’. Journal of Political Marketing, (2/3): 5–31.

Johnson, Dennis W. (2007). No Place for Amateurs (2nd edn). New York: Routledge.

Lees-Marshment, Jennifer (2009). ‘Political marketing and the 2008 New Zealand election: a comparative perspective’. Australian Journal of Political Science, 44(3): 457–75.

Rothmayr, Christine, and Sibylle Hardmeier (2002). Government and Polling: Use and Impact of Polls in the Policy-Making Process in Switzerland. International Journal of Public Opinion Research, vol. 14(2): 123-40.

Varoga, Craig and Mike Rice (1999). ‘Only the facts: professional research and message development’. In B. Newman (ed.) Handbook of Political Marketing. Thousand Oaks, CA: Sage                      

Opposition research: Ancient art, modern science – The Economist - 02:04  -http://www.economist.com/blogs/democracyinamerica/2014/07/keeping-politicians-honest; or https://www.youtube.com/watch?v=H86lIwJh6VQ

"Opposition Research Videos: Political Web Video World Part 6" (New Politics Institute) March 30 2007, 1:12 http://www.youtube.com/watch?v=SA33wBMaDbI&feature=fvw

 ‘Trump Said to Block Campaign’s Requests to Do Self-Opposition Research - The decision contributed to his campaign being caught unprepared for the past week’s barrage of claims he mistreated women’. https://www.bloomberg.com/politics/articles/2016-10-13/trump-said-to-block-campaign-s-requests-to-do-self-opposition-research  - has short video also [4m] which discusses what should be done as well as what he did not do

"Barack Obama Interview" March 28 2008, 9:01 http://www.youtube.com/watch?v=pv-WYqYVaX8

"Obama Resigns Church over Pastor Hillary Rants" June 1 2008, 2:38 http://www.youtube.com/watch?v=4tjFvqX1Sc8

"Obama Resigns from his Church" May 31 2008, 2:53 http://www.youtube.com/watch?v=TBKRgzaVInA

"Amid Further Uproar, Obama Resigns from his Church" May 31 2008, 1:51 http://www.youtube.com/watch?v=imt9yNAJ2Es

"Gotcha Videos" - Rudy Guiliani in Drag - March 20 2007, 1:56 http://www.youtube.com/watch?v=DgQa6HrsjLM&feature=channel

US 2014 elections; How Republican Opposition Research Dig Into Dems – Bloomberg TV - 03:03  -. In this installment of "Power Brokers," Bloomberg's Phil Mattingly takes an inside look of the Republican oppo research group America Rising and how they are transforming this dark art into big business. (Source: Bloomberg) http://www.bloomberg.com/video/republican-opposition-research-digging-dirt-on-dems-fkk~c5_KROimFTTimFdMuQ.html or https://www.youtube.com/watch?v=NxZvV62Y2EE

Digging up the 47% video: a look at opposition research

PSB programme - remember the "47%" video that went viral and put the romney campaign into a mad scramble? Ever wonder how it was unearthed? A shrewd investigative reporter? A paid employee of the obama campaign? Wrong on both counts. October 2012. A longer, balanced discussion. 6m. https://www.youtube.com/watch?v=IGuOeiH_LEI

Ipsos Mori research for the UK:http://archive.cabinetoffice.gov.uk/policy_review/documents/ipsos_technical_report.pdf