Quantcast
Ben Lorica

Biography

Ben Lorica is the Senior Analyst in the Market Research Group at O'Reilly Media, Inc.. He has applied Business Intelligence, Data Mining and Statistical Analysis in a variety of settings including Direct Marketing, Consumer and Market Research, Targeted Advertising, and Financial Engineering. At O'Reilly, Ben works in the open source data warehouse and analytics area.

An ex-academic, he was an Assistant Professor at U.C. Davis and was the founding Department Chair for Statistics and Mathematics at C.S.U. Monterey Bay.

Articles

Blog

Recent Posts | All Posts

The US Online Job Market Was (still) Down Big In June 2009

July 01 2009

Updating my post from early June, the U.S. online job market† still hasn't shown signs of recovering from steady declines that began in September of last year. Compared to the same period last year, there were 50% less job postings in June 2009. An alternate view highlights the start of… read more

Facebook Adds Million of Users in Asia

June 19 2009

Since my previous post on Facebook users by country, the company has grown rapidly in Asia. Over the last 12 weeks, Facebook grew 90% in Asia going from 11.4 to 21.7 million active users. With a Market Penetration of only 0.6% in Asia, Facebook has barely scratched the surface in… read more

Mechanical Turk Best Practices

June 11 2009

Last night, Dolores Labs hosted what was billed as the first-ever Mechanical Turk meetup, and I was fortunate enough to have been able to squeeze into what turned out to be a great series of presentations. While Amazon was the pioneer and remains the largest provider in the space, other… read more

The Economic Crisis and the US Online Job Market

June 03 2009

In my previous post, I noted that despite the large decline in total number of job postings, the number Hadoop/MapReduce job postings increased by 49%. What is the current state of the online job market? The financial crisis that began in the Fall of 2008 has had a lasting negative… read more

Most Hadoop Jobs Are In California

June 01 2009

Given the recent buzz surrounding Hadoop and MapReduce, I was curious if employers were beginning to mention either term in their job postings. Fortunately I have access to a massive job data warehouse dating back to mid-2005. In partnership with SimplyHired and Greenplum, we maintain a data warehouse that contains… read more

Being a Suggested User Leads to Thousands of Twitter Followers

May 17 2009

Ever since Twitter started suggesting accounts to new users, it was clear that those on the suggested users list were gaining thousands of followers. Setting aside the fact that number of followers is a poor gauge of influence (see our Twitter report for details), I wanted to know how many… read more

2 Years Later, the Facebook App Platform is Still Thriving

May 13 2009

In a few weeks, the Facebook application platform will mark its second anniversary. While it garnered lots of press coverage in the months after it launched, the arrival of the iTunes app store shifted attention away from Facebook's vibrant ecosystem. The media glow is understandable: among other things, the younger… read more

Up Close with an Enigma

May 08 2009

At last month's RSA conference in San Francisco, I stumbled upon a vintage 1944 model of the German crypothographic machine, popularly known as the Enigma. This particular machine was owned by the National Cryptologic Museum, and was part of a larger booth hosted by the National Security Agency. The staff… read more

Big Data: SSD's, R, and Linked Data Streams

May 04 2009

The Solid State Storage Revolution: If you haven't seen it, I recommend you watch Andy Bechtolsheim's keynote at the recent Mysqlconf. We covered SSD's in our just published report on Big Data management technologies. Since then, we've gotten additional signals from our network of alpha geeks and our interest in… read more

The iTunes App Store and One-hit Wonders

May 01 2009

Thousands of sellers created the 40,000 apps that have appeared in the U.S. iTunes app store. Measured in terms of apps per seller, developer and vendor engagement has gotten stronger over time: The above average (mean) is somewhat misleading: 52% of sellers have produced just one app, and 80% have… read more

How Big Data Impacts Analytics

April 28 2009

Research for our just published report on Big Data management technologies, included conversations with teams who are at the forefront of analyzing massive data sets. We were particularly impressed with the work being produced by Linkedin's analytics team. [We have more details on Linkedin's analytics team, in an article in… read more

Active Facebook Users By Country

April 19 2009

Since I last posted numbers on Facebook's user base six week ago, the company has added close to 20 million active users. I've had a few requests for detailed numbers by country so I quickly assembled an update for each of the regions shown above.... read more

Waiting for the Billionth Download

April 16 2009

Over the next week, the iTunes App Store is set to record its billionth download, an impressive milestone given that it launched less than a year ago. Granted the actual usage of most apps is spotty. To mark the event, I'm updating a few charts that I produced for previous… read more

Big Data: Technologies and Techniques for Large-Scale Data

March 23 2009

Our belief that proficiency in managing and analyzing large amounts of data distinguishes market leading companies, led to a recent report designed to help users understand the different large-scale data management techniques. Our report on Big Data Technologies was the result of interviews with over thirty experts, including research scientists,… read more

Celebrities Embrace Twitter (and vice-versa)

March 17 2009

When I pondered the future of micro-blogging last June, I wasn't paying much attention to the few celebrities from pop culture and politics using Twitter. Over the last month, the number of celebrities (from pop culture, sports, and politics) who have appeared on the Twitterholic Top 100 jumped from 7%… read more

Recent Posts | All Posts