Chicago Sun-Times

BISS’ PI IN THE SKY MATH?

Gov candidate touts his skills with numbers, but some of his work found to contain ‘ critical’ errors

- BY TINA SFONDELES Political Reporter

State Sen. Daniel Biss touts his background as a mathematic­ian as he campaigns for governor, calling himself the “Skinny Math Man” ready to tackle the state’s hardest problems.

But it turns out the former math professor’s claims don’t completely add up. Some of his published papers were found to contain flaws, some deemed “critical” errors by fellow mathematic­ians.

Biss — elected in 2010 to the Illinois House of Representa­tives and to the state Senate in 2012 — graduated from Harvard University with a bachelor’s degree, and earned his Ph. D in mathematic­s at the Massachuse­tts Institute of Technology. At 25, he joined the University of Chicago’s mathematic­s faculty, according to his campaign website biography. Biss is one of eight vying for the Democratic gubernator­ial primary in March.

The Sun- Times inquired about some errors made in the Evanston Democrat’s mathematic­al papers, including an “erratum” — or an error in printing or writing — made to the Annals of Mathematic­s about a 2003 paper and another “erratum” submitted for a paper he wrote in 2006. Another paper from 2002 was retracted. Some of the errors were noted on Retraction Watch, which tracks scientific errors.

The website in February noted a retraction in a paper Biss wrote in 2002. “Topology and its Applicatio­ns” wrote that the article was retracted “after receiving a complaint about anomalies.” The editors asked for further reviews “which indicated that the definition­s in the paper are ambiguous and most results were false.” The website followed up and said the journal noted the findings were “inaccurate” but “not fraudulent.”

Editors of “Topology and its Applicatio­ns” said Biss was contacted with “12 specific, documented errors” and asked to review the findings.

“We offered him the opportunit­y, if Biss felt it to be appropriat­e, to publish an addendum in Topology and its Applicatio­ns. Biss responded with ‘ Thank you for writing. I am no longer in mathematic­s and so don’t feel equipped to fully evaluate these claims. I certainly do not dispute them. If you would like to publish a retraction to that effect, that would seem to me to be an appropriat­e course of action,’ ” editors told Retraction Watch.

The problem with that, Retraction Watch noted, is that the paper was cited 27 times since it was first published. The site also notes two other “errata” for papers Biss published — with a Russian mathematic­ian named Nikolai Mnev pointing out the errors.

Biss’ math expertise is in the forefront because he has chosen to make it a focal point in his gubernator­ial campaign. His campaign logo is four circles that form a plus sign, noting his “lifelong love of math” which his campaign says has “shaped his desire to tackle difficult problems.” And in a fundraisin­g email sent on Sept. 24, Biss wrote that “as a former teacher I know that math is incredibly important.”

“We need basic arithmetic to manage our personal finances so we can pay the bills. We can use similar math — and maybe some linear algebra — to calculate whether or not the millionair­es and billionair­es are paying their fair share. Spoiler alert: I’ve done the calculatio­ns — in Illinois, they aren’t,” Biss said in the email.

Biss’ campaign noted that “in a few cases” some of his papers “didn’t stand up.” But they said “revisions” are part of a normal part of the academic process. A CBS News story from 2015 noted that just 0.02 percent of some 3 million mathematic­al papers were retracted, but retraction­s are not necessaril­y seen as a bad thing. Instead, many view them as a better option than scientists and mathematic­ians choosing to let their errors live on in the academic realm.

“Theoretica­l mathematic­s is a field built on proposing new ideas that are scrutinize­d by peers over time, revised and perfected to move under- standing forward,” Biss’ campaign said. “Whether it was training at MIT or the University of Chicago, Daniel has had dozens of academic papers reviewed by his peers and published. In a few cases, further research has found that the case posited in the original article didn’t stand up, and he revised his findings.”

Biss’ campaign pinned the blame for the issue on perceived Democratic gubernator­ial frontrunne­r J. B. Pritzker.

“We understand that in the heat of political campaigns operatives will push silly opposition research, but these attacks don’t add up,” Biss spokesman Hari Sevugan said in a statement. “More likely, the math problem that’s really bugging folks is why a centrist billionair­e who has already cut his campaign over $ 20 million in checks to fund TV ads can’t seem to blow away a unapologet­ically progressiv­e middle- class math professor,” Biss’ campaign said in a statement.

Asked to respond, Pritzker’s campaign had no comment.

 ?? ASHLEE REZIN/ SUN- TIMES ?? Democratic gubernator­ial candidate Daniel Biss
ASHLEE REZIN/ SUN- TIMES Democratic gubernator­ial candidate Daniel Biss

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