On January 24, 1981, Hammond appeared on
BBC TV's live Saturday morning show Multi-Coloured Swap Shop
with Erno Rubik and solved the Rubik's Cube in 37 seconds. This
was the first solving of the Rubik's Cube on national television
in England. Two weeks later, five others tried to beat this
time, the closest was 57 seconds.
Hammond solved the cube on other
television shows including The Paul Daniels Magic Show, Midlands
Today, ATV Today, as well as appearing on The Adventure Game
with Graeme Garden, Carol Chell and Lesley Judd on November 2,
1981.
In December 2006, almost 25 years after
his first appearance on TV, Hammond appeared on It Started With
Swap Shop and solved the Rubik's cube in 36 seconds.
Hammond wrote the book How To
Solve The Cube In 37 Seconds (1981), DRG Blackhall.
The book describes the various
techniques that Hammond uses to solve the cube. It is
based on the bottom, middle, upper layer approach and
includes tables to help improve speed. The book also
includes a simple, five move, solution to solve the
Rubik's
Hammond founded NJH
Security Consulting, a company specializing
in performing Internet security audits for banks,
stockbrokers, stock markets in 1996. He also
started Intelligent Shopping, a company
that created software for purchasing highly
secure products over the Internet in the same
year. Both companies were sold to Internet
Security Systems in 1999.
He is semi-retired.
Hammond started the Georgia Field
Hockey Association (GFHA) in February 1991. He was one
of the English speaking stadium announcers for hockey in
the 1996 Summer Olympics in Atlanta and announced the
men's final. He umpired a friendly women's international
game between Spain and USA in 1995.
Hammond started playing
competitive bridge in 2002.
Hammond won the Sally
Young Life Master Open Pairs at the American
Contract Bridge League (ACBL) National
tournament in Atlanta in 2005.
Hammond finished second in
the Victor Daly KO Teams event at the summer
American Bridge Association (ABA) national event
in 2006.
In 2006, Hammond won the
Mini-Spingold II KO teams event at the ACBL
National tournament in Chicago. His team was
runner-up the previous year.
Hammond set up the
security of the world's first Internet bank and
made the first Internet web banking transaction
(paying a phone bill on August 15, 1995).