Skill Mix Optimization For Contact Centers - Where Is The Breaking Point?

There is an analytically distinct solution that optimizesthe typing of the first number without checking back.
the mix of skills within a contact center. To reach aA trained operator splits their neural pathways to
specific recommendation these analytical solutionsperform two tasks at once, without confusing either
should be derived from empirical data gathered duringone, much like a professional drummer beating out a
the course of a small pilot within the center.different rhythm with each hand. The speed and
However, there are generalities and trade-offs thataccuracy difference between the trained and the
can be considered at the management level beforeuntrained operator is staggering: a few thousand
introducing too much complexity with intermixed skillskeystrokes and hour versus 10 or 12 thousand an
across the center.hour.
While current technology makes complex routing ofGiven this understanding there are three trade-off
skill mixes possible across a center, or even multipledecisions on the other side of the equation that could
centers, there is still the issue of human limitations. Inpush the center toward a multi-functional organization.
numerous experiments with multi-function centers theFirst, some tasks are not sufficiently different to
same result has always been obtained: peakdegrade performance. While very few people can
throughput results from functional specialization.successfully handle both telephone inquiries and
Throughput, in this case, is calculated across thetelemarketing responses, most people can handle a
process life cycle. There is still the open question ofmultitude of products within the framework of a
whether peak throughput is equal to optimaltelemarketing response. The core competencies
throughput; this must be decided case-by-case.required in each skill need to be mapped to determine
It is a terrible mistake to examine only front linethe degree of overlap. Email response skills are
throughput, or theoretical first call resolution, underalmost entirely different from telephone inquiries, but
these circumstances, as the error rate has a dramaticemail skills might translate better to case
impact on process life cycle versus first call resolution.management. Current technology is also lessening the
Simply put, multi-function representatives have adistances between various skills by providing scripted
lower accuracy rate than representatives that areworkflows, expert assistants, and extensive
functionally specialized. In most cases they also havedatabases with detailed customer information that
lower raw throughput. Where the throughput isreduces the impact of the representatives' memory
comparable, the accuracy differential shows an evencapacities.
greater penalty.Second, larger queue sizes provide more efficient
This result has been confirmed in everyone fromwork distribution. Small queues associated with
brain surgeons to fighter pilots; there is an enormousextreme functional specialization waste resources
efficacy lift from repetition. All other things beingbecause these small groups cannot be scheduled
equal, doctors who perform the most heart surgeriesefficiently to maintain appropriate workloads. This is
also have the lowest adjusted mortality rate. Humansthe principle economic trade-off associated with skill
adapt best to functionally specific practice. Despitemix analyses. Throughput and accuracy rates have to
the calls for cross-training, world class athletesbe compared to staffing efficiency to formulate a
actually train in activities that mimic the characteristicsreasonable recommendation.
of their main sport; they do not take up bowling toThird, there are development considerations that
improve their tennis serve.might outweigh the raw productivity impacts for a
There is a tendency in a contact center to expectselect group. Representatives being developed for
that merging email responses, telephone inquiries,supervisory jobs may benefit from exposure to a
telemarketing opportunities, and inquiry handling willwider range of center jobs. In addition, there is a
optimize efficiency. Without careful management thedefinitive quality benefit from exposing
reverse is more often the case. The limiting factorrepresentatives to tasks throughout the value-chain
here is the plasticity of our neural pathways. Asthat are essentially customers of their outputs.
recent research has shown the brain actually adaptsCross-functional exposure to various steps in the
itself, throughout our life, in response to specificprocess can bring numerous suggestions for
tasks and our neural pathways re-wire in response tobreakthrough improvements across the entire
repetition.process. This cross-functional awareness also
Watch a really good data entry operator performprovides a critical backstop in the event of unplanned
their job to clearly see this adaptation response. Anvolume surges. It is impossible to economically staff
untrained operator will look at the number, look atfor these peak occurrences and a cross-trained staff
the keypad, type the first character of the number,can eliminate customer backlogs where there is no
look at the number, look at the keypad, typeother alternative.
another character from the number and so forth. AAt the end of the day these decisions require
trained operator will look at the number, stuff thedetailed analytical study to make the appropriate
entire number into short term memory, begin to typetrade-off decisions with multi-functional centers and
the number into the keypad, then look back at thefunctional specialization. This broad overview of some
next page to read the next number-while completingcentral issues may help to frame the analysis.