Mike Hendrickson

Mike Hendrickson has held a variety of positions in the publishing industry including, Product Development Manager, Editor, Executive Editor, Editor-in-Chief, and Associate Publisher. Two constants are that he has always enjoyed meeting tech people and being involved with cutting-edge technologies. At O’Reilly, he is a Vice President for Content Strategy. He is the co-Author of The Best Android Apps.

2010 State of the Computer Book Market, Post 2 – The Categories

2010 State of the Computer Book Market, Post 2 – The Categories

In this second installment, we look at computer book sales in specific technology categories

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2010 State of the Computer Book Market, Post 1 – Overall Market

2010 State of the Computer Book Market, Post 1 – Overall Market

In the previous two years, since the last State of the Computer Book Market posts, the tech book market has been going through some major changes.

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Twitter Approval Matrix – November 2009

Twitter Approval Matrix – November 2009

This is the sixth post for the Twitter Approval Matrix with data that spanned the month of November and different sources such as klout.com, tweetsentiment.com, twopular.com, scraping archives, and observations. This month I received help from Joe Fernandez the CEO of Klout.com. I have included Twitter Trends which is simply the raw trend found on Twitter. The matrix shows four quadrants used to describe trends found on Twitter.

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Twitter Approval Matrix – October 2009

Twitter Approval Matrix – October 2009

This is the fifth post for the Twitter Approval Matrix with data that spanned the month of October and different sources such as tweetsentiment.com, scraping archives, and observations. This month I received help from Joe Fernandez the CEO of Klout.com. Joe continues to provide some great 'hard' data that allowed me to better place more items on the grid this month. A quick refresher, the matrix shows four quadrants used to describe trends found on Twitter.

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Twitter Approval Matrix – August 2009

Twitter Approval Matrix – August 2009

This is the fourth post for the Twitter Approval Matrix with data that spanned the month of August and different sources such as Hashtags.org, scraping archives, and observations. This month I received help from Joe Fernandez the CEO of Klout.net. Joe provided some great ‘hard’ data that allowed me to better place more items on the grid this month.

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Twitter Approval Matrix – July 2009

Twitter Approval Matrix – July 2009

This is the third post for the Twitter Approval Matrix with data that spanned the month of July and different sources such as Hashtags.org, scraping archives, and observations. This month I received help from Joe Fernandez the CEO of Klout.net and Tom Zeng the creator of tweetsentiments.com. They provided some great ‘hard’ data that allowed me to better place more items on the grid this month. A quick refresher, the matrix shows four quadrants used to describe trends found on Twitter, or related sites such as hashtags.org, tweetstats.com, etc.

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State of the Computer Book Market – Mid-Year 2009

State of the Computer Book Market – Mid-Year 2009

The market has been on a steady decline since mid-2008 and has continued downward right through the first half of 2009. And there are very few signs that the book-buying slump is going to turn around anytime soon. Overall, the market saw 595,821 fewer units sold in the first half of 2009 than were sold in the same period of 2008. Although we do not have data to show the trends between 2000 and 2003, the market performance this year is the worst we’ve seen since the fall of of 2001. You’ll notice in the chart below that the seasonal patterns have remained consistent, but sales are at a much lower volume than any previous year.

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Twitter Approval Matrix – June 2009

A quick refresher, the matrix shows four quadrants used to describe trends found on Twitter, or related sites such as hashtag.org, tweestats.com, etc. For this post, I've limited the data and activity to the month of June.

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Twitter Approval Matrix

Twitter Approval Matrix

This matrix shows four quadrants used to describe tastes found on Twitter, or related sites such as hashtag.org, tweestats.com, etc. The Y-axis is partly analytical and shows popularity (mostly through scraped numbers) or perceived popularity (in the future nominated by you). The other part of the grid is more curated and subjective. The X-axis has been plotted based on my personal opinion.

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Twitter Scorecard for Publishers

Recently Publisher’s Weekly published an article The Twitter Scorecard that showed which Publishers were using Twitter. I found the piece missing key elements that would provide more insight to their question “So who is twittering, and how effectively?”

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