He carried out a
large series of experiments
to explore the relationship
between current electricity
and magnetism These
investigations culminated
in 
1827 
with 
the
publication 
of 
the
‘Mathematical Theory of
Electrodynamic Pheno-
mena Deduced Solely from
Experiments’ He hypo-
thesised that all magnetic
phenomena are due to
circulating 
electric
currents Ampere was
humble 
and 
absent-
minded